Envelope opener

Details Envelope opener Envelope opener

1993-04-02

1995-01-10

Feifer, Melvin B.

Tools and hardware

Other tools and implements

Cutting

Patent

active

D03542149

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patent: 3290780 (1966-12-01), Oehlert
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Quick Point catalog, 1981, title page and p. 30.
Quick Point catalog, 1990, title page and pp. 29, 30 and 53.

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