-
公开(公告)号：US1793578A
公开(公告)日：1931-02-24
申请号：US43720830
申请日：1930-03-19
Applicant: LOUIS AMBROSIUS
Inventor： LOUIS AMBROSIUS
IPC: A01J11/06
CPC classification number: A01J11/06
Search Results
1
records
(took 0.007 seconds)
筛选
AND
AND
过滤
NOT
NOT
Scan to Join
