Number | Name | Date | Kind |
---|---|---|---|
D180742 | Mason | Aug 1957 | |
D256359 | Taguchi et al. | Aug 1980 |
Entry |
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Panasonic Consumer Electronics Brochure, p. 30, Item #RF-933. |
Evans '78 Cat., .COPYRGT.'77, p. 260-x, Item "B", Cartridge Player. |
W. Bell & Co., '79 Cat., .COPYRGT.'78, p. 277, Item "E". |