Spray gun
United States Patent 2683625

Inventors:
Fisher, Emery J.
Publication Date:
07/13/1954
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Assignee:
Fisher, Emery J.
Primary Class:
Other Classes:
427/426, 239/336, 239/600
International Classes:
E04F21/12; E04F21/02
US Patent References:
2543517Apparatus for combining and emplacing cementitious substances