Title:
Doorlock
Document Type and Number:
United States Patent 1834223
Inventors:
Rymer, John A.
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Publication Date:
12/01/1931
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Referenced by:
Export Citation:
Assignee:
RY LOCK COMPANY LTD
Primary Class:
Other Classes:
70/483, 292/DIG.026
International Classes:
E05B55/00; E05B13/00