CA308633A - Dispositif de contraction de conduite - Google Patents

Dispositif de contraction de conduite

Info

Publication number
CA308633A
CA308633A CA308633A CA308633DA CA308633A CA 308633 A CA308633 A CA 308633A CA 308633 A CA308633 A CA 308633A CA 308633D A CA308633D A CA 308633DA CA 308633 A CA308633 A CA 308633A
Authority
CA
Canada
Prior art keywords
restricting device
pipe restricting
pipe
restricting
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
CA308633A
Other languages
English (en)
Inventor
Michal Maduke John
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 CA308633A publication Critical patent/CA308633A/fr
Expired legal-status Critical Current

Links

CA308633A Dispositif de contraction de conduite Expired CA308633A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA308633T

Publications (1)

Publication Number Publication Date
CA308633A true CA308633A (fr) 1931-02-17

Family

ID=35261786

Family Applications (1)

Application Number Title Priority Date Filing Date
CA308633A Expired CA308633A (fr) Dispositif de contraction de conduite

Country Status (1)

Country Link
CA (1) CA308633A (fr)

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