Folder

Details Folder Folder

1989-02-27

1990-11-20

Burke, Wallace R.

Office supplies; artists and teachers materials

Book, album or cover

Ring bound or looseleaf type

D19 26

Patent

active

D03122778

REFERENCES:
patent: D271700 (1983-12-01), Boughner et al.
patent: D299932 (1989-02-01), Beleckis
patent: 3494637 (1970-02-01), Barrett et al.
patent: 3870223 (1975-03-01), Wyant
patent: 4419837 (1983-12-01), Meeker
patent: 4429787 (1984-02-01), Morse

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