-
公开(公告)号:US2925629A
公开(公告)日:1960-02-23
申请号:US64833657
申请日:1957-03-25
Applicant: WALSCO COMPANY
Inventor: KARL SITTEL
-
公开(公告)号:US2998048A
公开(公告)日:1961-08-29
申请号:US47673354
申请日:1954-12-21
Applicant: WALSCO COMPANY
Inventor: KARL SITTEL
IPC: D04H1/00
-
公开(公告)号:US3017982A
公开(公告)日:1962-01-23
申请号:US67163257
申请日:1957-07-12
Applicant: WALSCO COMPANY
Inventor: KARL SITTEL
-
公开(公告)号:US2998051A
公开(公告)日:1961-08-29
申请号:US72650658
申请日:1958-04-04
Applicant: WALSCO COMPANY
Inventor: KARL SITTEL
IPC: D04H1/64
-
公开(公告)号:US2920679A
公开(公告)日:1960-01-12
申请号:US55922156
申请日:1956-01-16
Applicant: WALSCO COMPANY
Inventor: KARL SITTEL
CPC classification number: B05C19/002 , B05D1/16 , D04H1/00 , D04H1/728
-
-
-
-