Sales and advertising equipment – Signs or display forms
Patent
1988-11-04
1991-04-30
Burke, Wallace R.
Sales and advertising equipment
Signs or display forms
D20 42
Patent
active
D03165698
REFERENCES:
patent: 1232189 (1917-07-01), Bernstein
patent: 1844545 (1932-02-01), Donaldson
patent: 1956303 (1934-04-01), Watson
patent: 3102351 (1963-09-01), Howell
patent: 3181274 (1965-05-01), Izenour
Leggate William E.
Sirois Michael G.
Burke Wallace R.
Jackson Marcus
Popmedia Ltd.
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