-
公开(公告)号:US901671A
公开(公告)日:1908-10-20
申请号:US1907386250
申请日:1907-07-30
Applicant: BENNETT FRED A , BENNETT SARAH L
Inventor: BENNETT FRED A , BENNETT SARAH L
CPC classification number: A47J43/283
-
公开(公告)号:US1712725A
公开(公告)日:1929-05-14
申请号:US21601927
申请日:1927-08-29
Applicant: BENNETT FRED A
Inventor: BENNETT FRED A
IPC: H04Q5/16
CPC classification number: H04Q5/16
-