-
公开(公告)号:US2373404A
公开(公告)日:1945-04-10
申请号:US38002641
申请日:1941-02-21
Applicant: BECKWITH MFG CO
Inventor: LOVELL STANLEY P , RUSSELL FRANK H
CPC classification number: A43B23/086 , Y10T428/31826
-
公开(公告)号:US2285376A
公开(公告)日:1942-06-02
申请号:US33618740
申请日:1940-05-20
Applicant: BECKWITH MFG CO
Inventor: LOVELL STANLEY P
IPC: A41H5/00
CPC classification number: A41H5/00
-
23.
公开(公告)号:US2217023A
公开(公告)日:1940-10-08
申请号:US16031637
申请日:1937-08-21
Applicant: BECKWITH MFG CO
Inventor: LOVELL STANLEY P
IPC: A43B23/08 , C09D101/18 , D06M15/07
CPC classification number: A43B23/086 , C09D101/18 , D06M15/07
-
公开(公告)号:US2077121A
公开(公告)日:1937-04-13
申请号:US542335
申请日:1935-02-07
Applicant: BECKWITH MFG CO
Inventor: LOVELL STANLEY P
IPC: A43B23/02
CPC classification number: A43B23/0255 , A43B17/18 , A43B23/0235 , Y10S36/02
-
公开(公告)号:US2067239A
公开(公告)日:1937-01-12
申请号:US70713934
申请日:1934-01-18
Applicant: BECKWITH MFG CO
Inventor: MAYO WINTHROP M , LOVELL STANLEY P
IPC: A43B23/08
CPC classification number: A43B23/086 , Y10T428/23986
-
公开(公告)号:US1931930A
公开(公告)日:1933-10-24
申请号:US43971430
申请日:1930-03-28
Applicant: BECKWITH MFG CO
Inventor: MILLER HAROLD S
IPC: A43B13/42
CPC classification number: A43B13/42
-
公开(公告)号:US1872025A
公开(公告)日:1932-08-16
申请号:US48886430
申请日:1930-10-15
Applicant: BECKWITH MFG CO
Inventor: BAYNARD WILLIAM H , MCMURRAY HARRY G
IPC: A43C13/14
CPC classification number: A43C13/14
-
公开(公告)号:US1833151A
公开(公告)日:1931-11-24
申请号:US3418725
申请日:1925-06-01
Applicant: BECKWITH MFG CO
Inventor: BOUGHTON WILLIS A
IPC: D06N3/00
CPC classification number: D06N3/00 , Y10T428/31844 , Y10T442/2361 , Y10T442/2762
-
公开(公告)号:US1765861A
公开(公告)日:1930-06-24
申请号:US74041424
申请日:1924-09-27
Applicant: BECKWITH MFG CO
Inventor: CLAPP ALBERT L
IPC: A43B23/08
CPC classification number: A43B23/086
-
公开(公告)号:US1617375A
公开(公告)日:1927-02-15
申请号:US59821622
申请日:1922-10-31
Applicant: BECKWITH MFG CO
Inventor: CLAPP ALBERT L
IPC: C08L1/02
CPC classification number: C08L1/02 , C08L2666/02
-
-
-
-
-
-
-
-
-