-
公开(公告)号：US1653234A
公开(公告)日：1927-12-20
申请号：US2070525
申请日：1925-04-04
Applicant: HILGER LTD ADAM
Inventor： THOMAS SMITH , HENDRI DOWELL JOHN
IPC: G01B9/02
CPC classification number: G01B9/02
-
公开(公告)号：US1653233A
公开(公告)日：1927-12-20
申请号：US2070425
申请日：1925-04-04
Applicant: HILGER LTD ADAM
Inventor： THOMAS SMITH , HENDRI DOWELL JOHN
IPC: G01B9/02
CPC classification number: G01B9/02
-
Search Results
2
records
(took 0.013 seconds)
筛选
AND
AND
过滤
NOT
NOT
Scan to Join
