Card board for memory or the like

Details Card board for memory or the like Card board for memory or the like

1989-10-27

1991-11-19

Ansher, Bernard

Office supplies; artists and teachers materials

Teaching material

Demonstrator or exhibitor

D19 59, D21 54

Patent

active

D03217221

REFERENCES:
patent: D237488 (1975-11-01), Stubbmann
patent: D281259 (1985-11-01), Hensley
patent: D313628 (1991-01-01), Delcambre
patent: 1460791 (1923-07-01), Cunningham
patent: 1479350 (1924-01-01), Wiel
patent: 1560994 (1925-11-01), Jones
patent: 1571374 (1926-02-01), Richard et al.
patent: 2731270 (1956-01-01), Schulz
patent: 3267590 (1966-08-01), Browning
Nancy Helm-Estabrooks, Edith Kaplan and Boston University School of Medicine, Boston Stimulus Board Clinician's Guide, 1989.
Nancy A. Helm, Management of Palilalia with a Pacing Board; Jan. 15, 1979, vol. 44, pp. 350-353.

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