CA437840A - Soupape de retenue - Google Patents

Soupape de retenue

Info

Publication number
CA437840A
CA437840A CA437840A CA437840DA CA437840A CA 437840 A CA437840 A CA 437840A CA 437840 A CA437840 A CA 437840A CA 437840D A CA437840D A CA 437840DA CA 437840 A CA437840 A CA 437840A
Authority
CA
Canada
Prior art keywords
check valve
check
valve
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA437840A
Other languages
English (en)
Inventor
Hirshstein Joseph
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
MILDRED HIRSHSTEIN
RUTH R NEWMAN
Original Assignee
MILDRED HIRSHSTEIN
RUTH R NEWMAN
Publication date
Application granted granted Critical
Publication of CA437840A publication Critical patent/CA437840A/fr
Expired legal-status Critical Current

Links

CA437840A Soupape de retenue Expired CA437840A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA437840T

Publications (1)

Publication Number Publication Date
CA437840A true CA437840A (fr) 1946-11-05

Family

ID=35553075

Family Applications (1)

Application Number Title Priority Date Filing Date
CA437840A Expired CA437840A (fr) Soupape de retenue

Country Status (1)

Country Link
CA (1) CA437840A (fr)

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