Printing and office machinery – Typewriter or calculator
Patent
1991-10-24
1992-08-11
Walsh, Donald P.
Printing and office machinery
Typewriter or calculator
D18 2
Patent
active
D03286061
REFERENCES:
patent: D241774 (1976-10-01), Clowe
patent: D270070 (1983-08-01), Claxton et al.
patent: D281701 (1985-12-01), Wang
patent: D284671 (1986-07-01), Mendel
patent: D291092 (1987-07-01), Egli
patent: D294596 (1988-03-01), Gubbe et al.
patent: D300434 (1989-03-01), Tamada et al.
Mendel Peter J.
Smith Ronald A.
Wang James P.
Lexmark International Inc.
McArdle, Jr. John J.
Veynar Caron D.
Walsh Donald P.
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