Fingernail protector for a typewriter key

Details Fingernail protector for a typewriter key Fingernail protector for a typewriter key

1991-09-23

1993-12-07

Ansher, Bernard

Equipment for production, distribution, or transformation of ene

Distribution, modification or control

Switch or casing therefor

D14114, D18 12

Patent

active

D03420574

REFERENCES:
patent: D212864 (1988-12-01), Bowman
patent: D311913 (1990-11-01), Schaum
patent: 956485 (1910-04-01), Conklin
patent: 1333015 (1920-03-01), Freile
IBM Technical Disclosure Bulletin vol. 27 No. 11 Apr. 1985 p. 6604, FIGS. 1a, 1b & 2.

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