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Title:
Electric scraper
United States Patent 2304559
Inventors:
Engesser, Herbert E.
Publication Date:
12/08/1942
Export Citation:
Click for automatic bibliography generation
Assignee:
Joseph, Lewis
Lauren, Maltby C.
Primary Class:
30/140
Other Classes:
219/228
International Classes:
B44D3/16
;
B44D3/16
View Patent Images:
Download PDF 2304559
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