CA333852A - Valve opening and closing device - Google Patents

Valve opening and closing device

Info

Publication number
CA333852A
CA333852A CA333852A CA333852DA CA333852A CA 333852 A CA333852 A CA 333852A CA 333852 A CA333852 A CA 333852A CA 333852D A CA333852D A CA 333852DA CA 333852 A CA333852 A CA 333852A
Authority
CA
Canada
Prior art keywords
valve opening
closing device
closing
valve
opening
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
CA333852A
Other languages
French (fr)
Inventor
Mutrux Marcel
Caillet Robert
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 CA333852A publication Critical patent/CA333852A/en
Expired legal-status Critical Current

Links

CA333852A Valve opening and closing device Expired CA333852A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA333852T

Publications (1)

Publication Number Publication Date
CA333852A true CA333852A (en) 1933-07-11

Family

ID=35296994

Family Applications (1)

Application Number Title Priority Date Filing Date
CA333852A Expired CA333852A (en) Valve opening and closing device

Country Status (1)

Country Link
CA (1) CA333852A (en)

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