Picture and word message holder
United States Patent 3063338
US Patent References:
Foldable form
- - 1541002
Synchronously operated motion picture and sound reproduction apparatus
- - 1815694
Slide changing device
- - 2364788
Phonograph record device and method of making said device
- - 2806704
Combined photographic transparency and sound track carrier support frame
- - 2961922
Foldable form
- - 1541002
Synchronously operated motion picture and sound reproduction apparatus
- - 1815694
Slide changing device
- - 2364788
Phonograph record device and method of making said device
- - 2806704
Combined photographic transparency and sound track carrier support frame
- - 2961922
Inventors:
Irvin, Bregman
Publication Date:
11/13/1962
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Export Citation:
Assignee:
Irvin, Bregman
Primary Class:
Other Classes:
40/775, 369/69, 369/177, 369/218, 369/273, 353/19, 40/906
International Classes:
G03B21/64; G03B21/54
Foreign References:
| FR626534A |