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Federal Telegraph Company

*U.S. Patent No. 1,868,607 , 07/26/1932 Electromagnetic Sound Reproducer System Kolster, Frederick A. (assignee Federal Telegraph Company) [abstract] [DjVu88KB]

Frazier Loudspeakers

3030 Canton Street
Dallas, TX 75226
Phone: 214-741-7136
Fax: 214-939-0328
Email: info@frazierspeakers.com
Web:
http://www.frazierspeakers.com

U.S.A. manufacturer of loudspeaker systems.

Located in Dallas, Texas, USA, Frazier Loudspeakers manufactures a line of loudspeakers for use in installed sound systems. Frazier products cover applications including corporate boardroom conferencing and presentation systems; studio monitoring; music and speech reinforcement in religious, academic, and performing arts facilities; cinema sound; and sports arenas and stadia. (Ed. - From company’s web site)

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Gesellschaft Fur Draht-Lose Telegraphie

*U.S. Patent No. 1,820,956 , 09/01/1931 (app. 11/27/1925 & in Germany 12/24/1924) LOUD SPEAKER (class: 181/148; 340/388.3) von Arco, Georg (assignee: Gesellschaft Fur Draht-Lose Telegraphie M. B. H., Berlin) [abstract] [DjVu40KB]

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Harman International

Hayden Articulating Cash Register Company

Kansas City, MO, U.S.A.

*U.S. Patent No. 460,492, 09/29/1891 (app. 08/20/1890 and 09/11/1891, no model, serial 405,359) COMBINED CASH-REGISTER AND PHONOGRAPH. (class: 235/14; 369/69) Hayden, Austin B. (assignee: Hayden Articulating Cash Register Company) [DjVu458KB]

Hoffman Electronics Corporation

Patents:
*U.S. Patent No. 2,864,897 , 12/16/1958 (app: 02/17/1958 - serial: 715,683) UNIVERSAL PHONOGRAPH PICKUP HEAD OR THE LIKE (class: 369/136; 369/91; 369/134; 369/149; 369/173) Kaar, Ira J. of Los Angeles, CA (assignee: Hoffman Electronics Corporation of California) [DjVu97KB]

Hussey Electric Company

*U.S. Patent No. 259,397 , 06/13/1882 (app. 12/17/1880, no model) APPARATUS FOR TRANSMITTING AND REPRODUCING SPEECH. (class: 181/138) Hussey, Charles A. (assignee: Hussey Electric Company) [abstract] [DjVu94KB]

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IVL Technologies

Induction Dynamics

Subsidiary of Multi Service Corporation, Overland Park, KS, U.S.A.
Founded 1995 by Christopher E. Combest to manufacture loudspeaker systems based on his patents.

Infinity

Alumni:
Stiernberg, John

International Radio & Electronics Corporation

U.S.A. Manufacturer of FM transmitter and RF amplifier products.

Founded in 1947 by Clarence Moore as International Radio & Electronics Corporation. Began doing business as Crown International in 1975. Crown International was acquired by Harmon International in 2000. Shortly therafter, the broadcast division was repurchased by members of the founder’s family and continues doing business as the restructured International Radio & Electronics Corporation in the broadcast transmitter and RF amplifier fields. Ed 02/27/03

Patents:
*U.S. Patent No. 3,493,879 , 02/03/1970 (app. 02/12/1968, serial 704,625) HIGH POWER HIGH FIDELITY SOLID STATE AMPLIFIER (class: 330/255; 330/260; 330/267; 330/298) Stanley, Gerald R. of Mishawaka, IN (assignee: International Radio & Electronics Corporation of Elkhart, IN) (Crown International) [DjVu113KB] [Comments]

*U.S. Patent No. 3,498,570 , 03/03/1970 (app. 07/31/1967, serial 657,168) DIFFERENTIAL BRAKING SYSTEM FOR REELING APPARATUS (class: 242/412.1; 242/414.1; 242/422.3; 318/7) Scholfield, Max W. of Goshen, IN (assignee: International radio & Electronics Corporation of Elkhart, IN) (Crown International) [DjVu81KB] [Comments]

*U.S. Patent No. 3,750,044 , 07/31/1973 (app. 05/22/1972, serial 255,428) GRAPHIC EQUALIZER CIRCUIT (class: 330/126; 330/107; 330/151; 333/28R; 333/28T; 381/103; 434/262) Stanley, Gerald R. of Mishawaka, IN (assignee: International Radio & Electronics Corporation of Elkhart, IN) (Crown International) [DjVu108KB] [Comments]

*U.S. Patent No. 3,808,545 , 04/30/1974 (app. 10/04/1972, serial 294,861) HIGH POWER BRIDGE AUDIO AMPLIFIER (class: 330/265; 330/297; 330/298) Stanley, Gerald R. of Mishawaka, IN (assignee: International Radio & Electronics Corporation of Elkhart, IN) (Crown International) [DjVu209KB] [Comments]

U.S. Patent No. 4,123,010, 10/31/1978 (app. 01/02/1975, serial 537,936) ADAPTER HUB FOR A REEL (class: 242/597.1, international: B65H 017/02) Eger, Donald M. of Elkhart, IN (assignee: International Radio & Electronics, Inc. of Elkhart, IN) (Crown International) [PtTxt44KB] [DjVu*99KB]

1605 NW State St.
Lehi, UT 84043
phone: 801-766-7600
fax: 801-766-8282
web: http://www.ivie.com
email: ivie@ivie.com

Ivie Technologies, Inc. - U.S.A. Manufacturer of audio and acoustic instrumentation, analog and digital signal processors, automatic and manual mixers, paging systems and computer controlled room combining systems.

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JBL Professional

Resources:
Lansing Heritage Web Site (http://www.audioheritage.org) - Don McRitchie, Historian and Webmaster. Company and Product History, Altec-Lansing, James B. Lansing (JBL Professional), et. al.

Patents:

Jaffe Acoustics, Inc.

U.S. Patent No. 4,837,829, 06/06/1989: Acoustic sound system for a room Lobb, William E. (assignee Jaffe Acoustics, Inc.) [ abstract ] [ DjVu 97 KB ]

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