-
公开(公告)号：US2308348A
公开(公告)日：1943-01-12
申请号：US29414639
申请日：1939-09-09
Applicant: WARNER SWASEY CO
Inventor： BALLASH CLARENCE J
IPC: B23B13/00
CPC classification number: B23B13/00
Search Results
1
records
(took 0.008 seconds)
筛选
AND
AND
过滤
NOT
NOT
Scan to Join
