Office supplies; artists and teachers materials – Office equipment not elsewhere specified – Holder or file
Patent
1988-02-24
1990-03-06
Burke, Wallace R.
Office supplies; artists and teachers materials
Office equipment not elsewhere specified
Holder or file
Patent
active
D03064620
REFERENCES:
patent: D287374 (1986-12-01), MacOwski
patent: D287862 (1987-01-01), Hauser et al.
patent: D296794 (1988-07-01), Leithauser
patent: D299149 (1988-12-01), Wolff
patent: D299476 (1989-01-01), Wolff
patent: 885420 (1908-04-01), Ansell
patent: 2278011 (1942-03-01), Murdock
Miles Alden R.
Nelson Bruce E.
Nygard James C.
Burke Wallace R.
Huebsch William L.
Kirn Walter N.
Minnesota Mining and Manufacturing Company
Sell Donald M.
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