-
公开(公告)号:US3065820A
公开(公告)日:1962-11-27
申请号:US10537161
申请日:1961-04-25
Applicant: SWIMQUIP INC
Inventor: PRIZLER PAUL D , STANWOOD DAVID A
IPC: E04H4/14
CPC classification number: E04H4/144 , Y10T403/4625
-
公开(公告)号:US2854142A
公开(公告)日:1958-09-30
申请号:US59863656
申请日:1956-07-18
Applicant: SWIMQUIP INC
Inventor: BAKER WILLIAM O
CPC classification number: B01D29/15 , B01D29/23 , B01D29/54 , B01D29/6446 , B01D37/02 , B01D2201/0469 , B01D2201/287
-