-
公开(公告)号:US2005002A
公开(公告)日:1935-06-18
申请号:US59468032
申请日:1932-02-23
Applicant: UNITOR CORP
Inventor: PARSONS GEORGE K
IPC: A47J45/02
CPC classification number: A47J45/02
-
公开(公告)号:US2112469A
公开(公告)日:1938-03-29
申请号:US13633037
申请日:1937-04-12
Applicant: UNITOR CORP
Inventor: PARSONS GEORGE K
IPC: D06F39/00
CPC classification number: D06F39/00
-
公开(公告)号:US2210095A
公开(公告)日:1940-08-06
申请号:US13632937
申请日:1937-04-12
Applicant: UNITOR CORP
Inventor: PARSONS GEORGE K
IPC: D06F21/14
CPC classification number: D06F21/14
-
公开(公告)号:US2057277A
公开(公告)日:1936-10-13
申请号:US59467932
申请日:1932-02-23
Applicant: UNITOR CORP
Inventor: PARSONS GEORGE K
IPC: D06F13/02
CPC classification number: D06F13/02
-
公开(公告)号:US2053531A
公开(公告)日:1936-09-08
申请号:US53011731
申请日:1931-04-14
Applicant: UNITOR CORP
Inventor: PARSONS GEORGE K
CPC classification number: D06F37/36 , A47L15/0097 , A47L15/30 , D06F39/00 , D06F2700/05
-
公开(公告)号:US2046207A
公开(公告)日:1936-06-30
申请号:US53011931
申请日:1931-04-14
Applicant: UNITOR CORP
Inventor: PARSONS GEORGE K
IPC: A47L15/50
-
-
-
-
-