-
公开(公告)号：US2157611A
公开(公告)日：1939-05-09
申请号：US22329438
申请日：1938-08-05
Applicant: ART METAL CONSTRUCTION CO
Inventor： JONES JAMES R , CRONBERG VICTOR A
IPC: A47B88/493
CPC classification number: A47B88/493 , A47B2210/0043 , A47B2210/0059
Search Results
1
records
(took 0.048 seconds)
筛选
AND
AND
过滤
NOT
NOT
Scan to Join
