CA500942A - Soupapes inviolables - Google Patents

Soupapes inviolables

Info

Publication number
CA500942A
CA500942A CA500942A CA500942DA CA500942A CA 500942 A CA500942 A CA 500942A CA 500942 A CA500942 A CA 500942A CA 500942D A CA500942D A CA 500942DA CA 500942 A CA500942 A CA 500942A
Authority
CA
Canada
Prior art keywords
tamper
proof valves
proof
valves
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
CA500942A
Other languages
English (en)
Inventor
J. Bowan Walter
E. Gould Wallace
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.)
Individual
Original Assignee
Individual
Publication date
Application granted granted Critical
Publication of CA500942A publication Critical patent/CA500942A/fr
Expired legal-status Critical Current

Links

CA500942A Soupapes inviolables Expired CA500942A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA500942T

Publications (1)

Publication Number Publication Date
CA500942A true CA500942A (fr) 1954-03-23

Family

ID=35646836

Family Applications (1)

Application Number Title Priority Date Filing Date
CA500942A Expired CA500942A (fr) Soupapes inviolables

Country Status (1)

Country Link
CA (1) CA500942A (fr)

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