-
公开(公告)号：US761568A
公开(公告)日：1904-05-31
申请号：US1903168630
申请日：1903-08-07
Applicant: WEDLER AUGUST HEINRICH WILHELM
Inventor： WEDLER AUGUST HEINRICH WILHELM
CPC classification number: E05B65/0864 , Y10S292/20 , Y10T70/515 , Y10T70/8649 , Y10T292/0985 , Y10T292/1026 , Y10T292/28
Search Results
1
records
(took 0.01 seconds)
筛选
AND
AND
过滤
NOT
NOT
Scan to Join
