-
公开(公告)号：US1579796A
公开(公告)日：1926-04-06
申请号：US4081925
申请日：1925-07-01
Applicant: THOMAS SHIELS
Inventor： THOMAS SHIELS
CPC classification number: A01J7/025
Search Results
1
records
(took 0.008 seconds)
筛选
AND
AND
过滤
NOT
NOT
Scan to Join
