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公开(公告)号:US2170440A
公开(公告)日:1939-08-22
申请号:US15013937
申请日:1937-06-24
Applicant: ACKERMAN BLAESSER FEZZEY INC
Inventor: ACKERMAN EDWARD L
IPC: E05F11/38
CPC classification number: E05F11/382 , E05Y2900/55
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公开(公告)号:US1867643A
公开(公告)日:1932-07-19
申请号:US47137530
申请日:1930-07-28
Applicant: ACKERMAN BLAESSER FEZZEY INC
Inventor: ACKERMAN EDWARD L , ZWIERZINA ALOIS J
IPC: F16B1/04
CPC classification number: F16B1/04
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公开(公告)号:US2373085A
公开(公告)日:1945-04-10
申请号:US42375941
申请日:1941-12-20
Applicant: ACKERMAN BLAESSER FEZZEY INC
Inventor: ACKERMAN EDWARD L , CRUMP ALBERT V
CPC classification number: E05F11/445 , E05F15/57 , E05Y2900/50 , E05Y2900/55 , Y10T74/20
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公开(公告)号:US2356642A
公开(公告)日:1944-08-22
申请号:US42712842
申请日:1942-01-17
Applicant: ACKERMAN BLAESSER FEZZEY INC
Inventor: ACKERMAN EDWARD L , CRUMP ALBERT V
CPC classification number: E05F11/405 , E05F11/445 , E05Y2900/55
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公开(公告)号:US2291275A
公开(公告)日:1942-07-28
申请号:US31783740
申请日:1940-02-08
Applicant: ACKERMAN BLAESSER FEZZEY INC
Inventor: ACKERMAN EDWARD L
IPC: E05F11/44
CPC classification number: E05F11/445 , E05Y2900/55 , Y10T74/18824
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公开(公告)号:US1670332A
公开(公告)日:1928-05-22
申请号:US1339225
申请日:1925-03-05
Applicant: ACKERMAN BLAESSER FEZZEY INC
Inventor: ACKERMAN EDWARD L , ZWIERZINA ALOIS J
IPC: E05F11/38
CPC classification number: E05F11/382 , E05Y2900/55
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公开(公告)号:US2212220A
公开(公告)日:1940-08-20
申请号:US24266938
申请日:1938-11-28
Applicant: ACKERMAN BLAESSER FEZZEY INC
Inventor: ZWIERZINA ALOIS J
CPC classification number: E05F11/445 , E05F11/382 , E05Y2900/55 , Y10T74/18808
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公开(公告)号:US2001758A
公开(公告)日:1935-05-21
申请号:US64390632
申请日:1932-11-22
Applicant: ACKERMAN BLAESSER FEZZEY INC
Inventor: ZWIERZINA ALOIS J
CPC classification number: F16B1/04 , E05F11/505 , E05Y2201/49 , E05Y2900/55
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公开(公告)号:US1943359A
公开(公告)日:1934-01-16
申请号:US56879531
申请日:1931-10-14
Applicant: ACKERMAN BLAESSER FEZZEY INC
Inventor: ACKERMAN EDWARD L
IPC: E05F11/38
CPC classification number: E05F11/382 , E05Y2900/55 , Y10T16/64
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公开(公告)号:US1874215A
公开(公告)日:1932-08-30
申请号:US45208630
申请日:1930-05-13
Applicant: ACKERMAN BLAESSER FEZZEY INC
Inventor: ACKERMAN EDWARD L , ZWIERZINA ALOIS J
IPC: E05F11/38
CPC classification number: E05F11/382 , E05Y2201/49 , E05Y2800/22 , E05Y2900/55
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