Patent search ap:("FEBBO PAUL P" OR "LEVEY JR RALPH P" OR "POHTO HERBERT A") AND inv:"POHTO HERBERT A" Page 1

1.

发明授权
Pressure intensifier 失效

公开(公告)号：US3241188A

公开(公告)日：1966-03-22

申请号：US36790764

申请日：1964-05-15

Applicant: FEBBO PAUL P , LEVEY JR RALPH P , POHTO HERBERT A

Inventor： FEBBO PAUL P , LEVEY JR RALPH P , POHTO HERBERT A

IPC: B01J3/06 , B30B11/00

CPC classification number: B01J3/067 , B30B11/001 , B30B11/004 , B30B11/007

Patent Agency Ranking