Calendar

Details Calendar Calendar

1984-10-09

1987-05-19

Herrmann, Winifred E.

Office supplies; artists and teachers materials

Calendar or calendar holder

Perpetual

D18 10

Patent

active

D02899051

REFERENCES:
patent: 1728584 (1929-09-01), Wright
patent: 1789439 (1931-01-01), Horix
patent: 2411185 (1946-11-01), Bernstein
patent: 2511651 (1950-06-01), Schlitz
patent: 2842877 (1958-07-01), Stevens
patent: 3190257 (1965-06-01), Blythe, Jr.
patent: 4041628 (1977-08-01), Sasson

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