Combined desktop abacus and electronic calculator

Details Combined desktop abacus and electronic calculator Combined desktop abacus and electronic calculator

1984-08-07

1986-08-05

Zarfas, Louis S.

Printing and office machinery

Typewriter or calculator

Combined

D18 6, D18 7, D19 75

Patent

active

D02849755

REFERENCES:
patent: D271025 (1983-10-01), Li
patent: 3688418 (1972-09-01), Wilson
Merchandising, 6/1983, p. 57-Pen Set with Calculator at upper left.

Affiliated with

Also associated with

Rating

Combined desktop abacus and 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 Combined desktop abacus and electronic calculator, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Combined desktop abacus and electronic calculator will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-961308