Office supplies; artists and teachers materials – Teaching material – Demonstrator or exhibitor
Patent
1991-04-03
1993-02-16
Burke, Wallace R.
Office supplies; artists and teachers materials
Teaching material
Demonstrator or exhibitor
Patent
active
D03333191
REFERENCES:
patent: D235897 (1975-07-01), Breneman
patent: D238440 (1976-01-01), Scarlotti
patent: D321392 (1991-11-01), Chen
patent: 3204345 (1965-09-01), Buckner
patent: 3295229 (1967-01-01), Fisher
patent: 5060940 (1991-10-01), Mullen
Brown Melody
Burke Wallace R.
Klein David I.
Rosenberg Morton J.
LandOfFree
Teaching aid for children learning algebraic numbers does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Teaching aid for children learning algebraic numbers, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Teaching aid for children learning algebraic numbers will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-2139082