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公开(公告)号:US3266761A
公开(公告)日:1966-08-16
申请号:US30960863
申请日:1963-09-18
Applicant: WALTON ELLSWORTH T , WALTON CLARENCE A
Inventor: WALTON ELLSWORTH T , WALTON CLARENCE A
IPC: F16L3/12
CPC classification number: F16L3/1207
公开(公告)号:US3266761A
公开(公告)日:1966-08-16
申请号:US30960863
申请日:1963-09-18
Applicant: WALTON ELLSWORTH T , WALTON CLARENCE A
Inventor: WALTON ELLSWORTH T , WALTON CLARENCE A
IPC: F16L3/12
CPC classification number: F16L3/1207