Paperweight

Details Paperweight Paperweight

1991-01-30

1992-09-08

Holtje, Nelson C.

Office supplies; artists and teachers materials

Office equipment not elsewhere specified

Desk furnishing

D19 90, D19 97, D11131

Patent

active

D03292550

REFERENCES:
patent: D26507 (1897-01-01), Green et al.
patent: D31671 (1899-10-01), Wilson et al.
patent: D100543 (1936-07-01), Cullinan
patent: D160030 (1950-09-01), Strauss
patent: D166611 (1952-04-01), Klein et al.
patent: D231269 (1974-04-01), Leopoldi
patent: D246333 (1977-11-01), Boecher, Jr.
patent: D267161 (1982-12-01), Goldman
patent: D286165 (1986-10-01), Rooney
patent: 4516529 (1985-05-01), Lotito et al.

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