Printing cartridge

Details Printing cartridge Printing cartridge

1980-10-20

1982-12-21

Zarfas, Louis S.

Printing and office machinery

Typewriter or calculator

Element or attachment

D1801

Patent

active

D02673304

REFERENCES:
patent: D237217 (1975-10-01), Ludwick et al.
patent: D237747 (1975-11-01), Ludwick et al.
patent: 3897866 (1975-08-01), Mueller
patent: 4226547 (1980-10-01), Bradshaw

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