Semaphoric educative toy

Details Semaphoric educative toy Semaphoric educative toy

1977-05-02

1979-05-01

Feifer, Melvin B.

Office supplies; artists and teachers materials

Teaching material

Demonstrator or exhibitor

D10 461, D1907

Patent

active

D02517310

REFERENCES:
patent: D212614 (1968-11-01), Taylor
patent: 2353238 (1944-07-01), Horr
patent: 2988822 (1961-06-01), Knudsen

Affiliated with

Also associated with

Rating

Semaphoric educative toy does not yet have a rating. At this time, there are no reviews or comments for this patent.

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

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-624271