Printing and office machinery – Typewriter or calculator – Element or attachment
Patent
1980-01-02
1981-10-13
Spangler, Robert C.
Printing and office machinery
Typewriter or calculator
Element or attachment
D1801
Patent
active
D02612771
REFERENCES:
patent: D244965 (1977-07-01), Trezise et al.
patent: D245116 (1977-07-01), Trezise
patent: 3918569 (1975-11-01), Parker
patent: 3993182 (1976-11-01), Steinke
patent: 4010839 (1977-03-01), Guerrini
patent: 4147439 (1979-04-01), Colecchi
Hashimoto Masanori
Soda Koichi
Ricoh & Company, Ltd.
Spangler Robert C.
LandOfFree
Printer ribbon cassette does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Printer ribbon cassette, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Printer ribbon cassette will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-923686