-
公开(公告)号：JPS5824096A
公开(公告)日：1983-02-12
申请号：JP8467682
申请日：1982-05-19
Applicant: TAMPELLA OY AB
Inventor： RORUFU SUTOROMU , ESA KAARU , PETSUKA SARUMI , REO HATSUKINNEN , KAREBI MAKIIKIINIA , AIMO HERIN
IPC: E21D9/10
Search Results
1
records
(took 0.019 seconds)
筛选
AND
AND
过滤
NOT
NOT
Scan to Join
