Perpetual calendar

Details Perpetual calendar Perpetual calendar

1982-07-26

1985-01-29

Ansher, Bernard

Office supplies; artists and teachers materials

Calendar or calendar holder

Perpetual

40107

Patent

active

D02773910

REFERENCES:
patent: D190707 (1961-06-01), Salm
patent: D252212 (1979-06-01), Harrison
patent: D274241 (1984-06-01), Donadio
patent: 792641 (1905-06-01), Wilber
patent: 811846 (1906-02-01), Hidden
patent: 4176478 (1979-12-01), Brewer

Affiliated with

Also associated with

Rating

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

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

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-498757