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公开(公告)号：US2602958A
公开(公告)日：1952-07-15
申请号：US78312347
申请日：1947-10-30
Applicant: GRAND RAPIDS HARDWARE COMPANY
Inventor： BROWN EDWARD H
IPC: E05D13/00
CPC classification number: E05D13/1253 , Y10T16/64 , Y10T29/4981 , Y10T29/49863 , Y10T29/49874
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公开(公告)号：US2603827A
公开(公告)日：1952-07-22
申请号：US78230647
申请日：1947-10-27
Applicant: GRAND RAPIDS HARDWARE COMPANY
Inventor： BROWN EDWARD H
IPC: E05D13/00
CPC classification number: E05D13/1253 , Y10T16/64
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