CA440472A - Pressure controlling apparatus - Google Patents

Pressure controlling apparatus

Info

Publication number
CA440472A
CA440472A CA440472A CA440472DA CA440472A CA 440472 A CA440472 A CA 440472A CA 440472 A CA440472 A CA 440472A CA 440472D A CA440472D A CA 440472DA CA 440472 A CA440472 A CA 440472A
Authority
CA
Canada
Prior art keywords
controlling apparatus
pressure controlling
pressure
controlling
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
CA440472A
Other languages
French (fr)
Inventor
Russel Mcintosh 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 CA440472A publication Critical patent/CA440472A/en
Expired legal-status Critical Current

Links

CA440472A Pressure controlling apparatus Expired CA440472A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA440472T

Publications (1)

Publication Number Publication Date
CA440472A true CA440472A (en) 1947-04-01

Family

ID=35555706

Family Applications (1)

Application Number Title Priority Date Filing Date
CA440472A Expired CA440472A (en) Pressure controlling apparatus

Country Status (1)

Country Link
CA (1) CA440472A (en)

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