P
PatentIndex
Search
Landscape
Sign in
Inventor
HURD CLAUDE CALVERT
2 patents
Patents
2 patents
US4082093A
Apr 4, 1978
Compensator valve
BOURNS INC
69 citations
88
US4072148A
Feb 7, 1978
Multistage mixing valve for a medical respirator
BOURNS INC
48 citations
87