Wallboard joint finishing tool
United States Patent 2947017
US Patent References:
/1220986.html
- - 1220986

Cement trowel
- - 1564172

Finishing tool
- - 2301498

Screed for cement surfaces
- - 2693136


Inventors:
Frank, Dybdahl
Publication Date:
08/02/1960
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Assignee:
Frank, Dybdahl
Primary Class:
15/235.800
International Classes:
E04F21/165