CA482230A - Pneumatic shutter control - Google Patents

Pneumatic shutter control

Info

Publication number
CA482230A
CA482230A CA482230A CA482230DA CA482230A CA 482230 A CA482230 A CA 482230A CA 482230 A CA482230 A CA 482230A CA 482230D A CA482230D A CA 482230DA CA 482230 A CA482230 A CA 482230A
Authority
CA
Canada
Prior art keywords
shutter control
pneumatic shutter
pneumatic
control
shutter
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
CA482230A
Other languages
French (fr)
Inventor
Stanway Scanlon Ewart
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 CA482230A publication Critical patent/CA482230A/en
Expired legal-status Critical Current

Links

CA482230A Pneumatic shutter control Expired CA482230A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA482230T

Publications (1)

Publication Number Publication Date
CA482230A true CA482230A (en) 1952-04-01

Family

ID=35621918

Family Applications (1)

Application Number Title Priority Date Filing Date
CA482230A Expired CA482230A (en) Pneumatic shutter control

Country Status (1)

Country Link
CA (1) CA482230A (en)

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