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公开(公告)号:US2929115A
公开(公告)日:1960-03-22
申请号:US73316358
申请日:1958-05-05
Applicant: BECKSTROM AUGUST W
Inventor: BECKSTROM AUGUST W
CPC classification number: E05D15/0626 , E05D15/0656 , E05Y2201/614 , E05Y2201/684 , E05Y2600/45 , E05Y2600/452 , E05Y2600/46 , E05Y2900/132 , E06B3/4636 , Y10T16/361 , Y10T16/379
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公开(公告)号:US2664598A
公开(公告)日:1954-01-05
申请号:US12698349
申请日:1949-11-14
Applicant: WOODALL INDUSTRIES INC
Inventor: GREIG JAMES W
IPC: E06B3/46
CPC classification number: E06B3/4636 , E05Y2201/614 , Y10T16/381 , Y10T16/3819 , Y10T16/384
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公开(公告)号:US2659939A
公开(公告)日:1953-11-24
申请号:US16270150
申请日:1950-05-18
Applicant: WOODALL INDUSTRIES INC
Inventor: GREIG JAMES W
IPC: E05D15/06
CPC classification number: E05D15/0665 , E05D15/0691 , E05Y2201/614 , E05Y2900/132 , Y10T16/35 , Y10T16/3819
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公开(公告)号:US2435477A
公开(公告)日:1948-02-03
申请号:US62401845
申请日:1945-10-23
Applicant: ELEVATOR SUPPLIES CO INC
Inventor: SWART FRANS J
IPC: E05D15/06
CPC classification number: E05D15/0634 , E05Y2201/22 , E05Y2201/604 , E05Y2201/614 , E05Y2201/638 , E05Y2201/688 , E05Y2201/706 , E05Y2600/20 , E05Y2900/132 , Y10T16/381
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公开(公告)号:US1792568A
公开(公告)日:1931-02-17
申请号:US27354528
申请日:1928-04-28
Applicant: OTIS ELEVATOR CO
Inventor: BOEDTCHER FRANZ A
IPC: E05D15/06
CPC classification number: E05D15/063 , E05Y2201/614 , E05Y2201/688 , E05Y2900/132 , Y10T16/381 , Y10T16/3834 , Y10T16/3837
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公开(公告)号:US1784910A
公开(公告)日:1930-12-16
申请号:US21944827
申请日:1927-09-14
Applicant: BERNARD ROWNTREE
Inventor: BERNARD ROWNTREE
IPC: E05D15/06
CPC classification number: E05D15/063 , E05Y2201/614 , E05Y2201/688 , E05Y2900/132 , Y10T16/3813 , Y10T16/3837
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公开(公告)号:US1702799A
公开(公告)日:1929-02-19
申请号:US12565626
申请日:1926-07-29
Applicant: ELEVATOR SUPPLIES CO INC
Inventor: SHONNARD HAROLD W
IPC: E05D15/06
CPC classification number: E05D15/0634 , E05Y2201/614 , E05Y2600/31 , E05Y2800/296 , E05Y2900/132 , Y10T16/3825 , Y10T16/3837
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