Electronic calculator

Printing and office machinery – Typewriter or calculator – Combined

Patent

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

D10 71, D18 7, 1801

Patent

active

D03831515

REFERENCES:
patent: D260005 (1981-07-01), Sandfield
patent: D309152 (1990-07-01), Sakaguchi et al.
patent: D343187 (1994-01-01), Webb et al.
patent: D348897 (1994-07-01), Bedol
patent: 4313108 (1982-01-01), Yoshida
patent: 5093760 (1992-03-01), Bedol
Honk Kong Enterprise; Nov. 1987; p. 14.
Signatures Brochure; Jan. 1989.
Hong Kong Enterprise; Oct. 1991; p. 200; 3 binder calculators EG853(2); EG854.
Hong Kong Enterprise; Jun. 1991; p. 26; Memo Time Co. Ltd. #M525 & M526 ruler calculator; lower right.
Honk Kong Enterprise; Feb. 1992; p. 264; Surrental Ltd; Calculator lower right above watches; second from right.
Hong Kong Enterprise; Nov. 1987; p. 114; File Calcuator.
Unisonic Calculator brochure; Slim Card Calculator #CX1510 top of page.
Hong Kong Enterprise; Mar. 1987; p. 334; File Calculator #FC-515-3 bottom left.

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Electronic calculator does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Electronic calculator, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Electronic calculator will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-297705

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.