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Title:
Safety horn-block and tripping mechanism
United States Patent 1364627
Inventors:
Johnson, George M.
Publication Date:
01/04/1921
Export Citation:
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Assignee:
Johnson, George M.
Primary Class:
187/403
Other Classes:
296/35.1
International Classes:
B66B17/24
;
B66B17/00
View Patent Images:
Download PDF 1364627
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