Office supplies; artists and teachers materials – Office equipment not elsewhere specified
Patent
1986-10-28
1990-03-27
Holtje, Nelson C.
Office supplies; artists and teachers materials
Office equipment not elsewhere specified
D 8395
Patent
active
D03068757
REFERENCES:
patent: D291531 (1987-08-01), West
patent: 857488 (1907-06-01), Rosenthal
patent: 1744560 (1930-01-01), Lukacs
patent: 1866691 (1932-07-01), Worley, Jr. et al.
patent: 1976747 (1934-10-01), Reuter et al.
patent: 2097018 (1937-10-01), Chamberlin
Horders, Inc. Catalog #56 .COPYRGT.1952, p. 279, see O. K. Fastener #H4-2T lower left corner.
Grammes Metal Products catalog #66 .COPYRGT.1941, p. 33, Box Cleat #2760 upper center.
Blish Nelson A.
Cooper Industries Inc.
Holtje Nelson C.
Scott Eddie E.
Thiele Alan R.
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