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Publication numberUS1213804 A
Publication typeGrant
Publication dateJan 23, 1917
Filing dateApr 27, 1915
Priority dateApr 27, 1915
Publication numberUS 1213804 A, US 1213804A, US-A-1213804, US1213804 A, US1213804A
InventorsThaddeus Cahill
Original AssigneeEllis Spear, Hilton Jackson E, George F Cahill, Arthur T Cahill, Thaddeus Cahill
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Art of and apparatus for generating and distributing music electrically.
US 1213804 A
Abstract  available in
Images(54)
Previous page
Next page
Claims  available in
Description  (OCR text may contain errors)

T. CAHILL. ART OF AND APPARATUS FOR GENERATING AND DISTRIBUTING MUSIC ELECTRICALIQY. APPLICATION FILED APILZI. 1915.

1,213,804. I I Patented Jan.23,1917.

54 SHEETSSHEET I- T. CAHILL. ART OF AND APPARATUS FOR GENERATING AND DISTRIBUTING MUSIC ELECTRICALLY.

' APPLICATION FILED APR- 21. I9I5- 1 213 04 Patented Jan. 23,1917;

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T. CAHILL. ART OF AND APPARATUS FOR GENERATING AND DISTRIBUTING MUSIC ELECTRICALLY.

APPLICATION FILED APR. 2 I9I5.

Patented J an. 23, 1917'.

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T. CAHlLL.

ART OF AND APPARATUS FOR GENERATING AND DISTRIBUTING MUSIC ELECTRICALLY.

' APPLICATION FILED'APR. 27. 1915.

1,213,804. Patented Jan. 23,1917.

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Patented Jan. 23,1917. I

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1,21 3,804. Patented Jan. 23, 1917.

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Referenced by
Citing PatentFiling datePublication dateApplicantTitle
US2479621 *Mar 5, 1945Aug 23, 1949Harry JacksonMagnetically operated switch
US2784632 *Nov 24, 1953Mar 12, 1957Christ DonaldTape playing musical instrument
US2838697 *Mar 27, 1953Jun 10, 1958Phillips Petroleum CoDetonation meter pickup
US5250747 *May 12, 1992Oct 5, 1993Ricos Co., Ltd.Karaoke music reproduction device
US5464946 *Feb 11, 1993Nov 7, 1995Multimedia Systems CorporationSystem and apparatus for interactive multimedia entertainment
WO1994011858A1 *Nov 11, 1993May 26, 1994Multimedia Systems CorpSystem and apparatus for interactive multimedia entertainment
Classifications
U.S. Classification84/671, 200/18, 200/1.00R, 336/134, 381/340, 310/170, 336/119, 336/221, 200/82.00R, 336/146
Cooperative ClassificationG10H5/02