-
公开(公告)号：US853452A
公开(公告)日：1907-05-14
申请号：US1906302070
申请日：1906-02-20
Applicant: KEEFER HEART IRON AND STEEL COMPANY
Inventor： HEART CHARLES
CPC classification number: B60B1/12
-
公开(公告)号：US857001A
公开(公告)日：1907-06-11
申请号：US1905277744
申请日：1905-09-09
Applicant: KEEFER HEART IRON AND STEEL COMPANY
Inventor： HEART CHARLES
CPC classification number: B60B1/00
-
Search Results
2
records
(took 0.013 seconds)
筛选
AND
AND
过滤
NOT
NOT
Scan to Join
