Number | Date | Country | Kind |
---|---|---|---|
53-172844[U] | Dec 1978 | JPX | |
54-7953[U] | Jan 1979 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
1673659 | Anderson | Jun 1928 | |
3572719 | Span | Mar 1971 |
Entry |
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Advertisement "Merry Multiplier," Parade Magazine Suppl., May 18, 1969, p. 12. |