-
公开(公告)号：US1894910A
公开(公告)日：1933-01-17
申请号：US42734730
申请日：1930-02-10
Applicant: RAYMOND MORGAN , WITMER ENOS E
Inventor： RAYMOND MORGAN , WITMER ENOS E
IPC: G01M11/06
CPC classification number: G01M11/06
-
公开(公告)号：US1894911A
公开(公告)日：1933-01-17
申请号：US43124830
申请日：1930-02-25
Applicant: RAYMOND MORGAN , WITMER ENOS E
Inventor： RAYMOND MORGAN , WITMER ENOS E
IPC: G01M11/06
CPC classification number: G01M11/06
-
Search Results
2
records
(took 0.023 seconds)
筛选
AND
AND
过滤
NOT
NOT
Scan to Join
