CA249762A - Coussin pneumatique - Google Patents

Coussin pneumatique

Info

Publication number
CA249762A
CA249762A CA249762A CA249762DA CA249762A CA 249762 A CA249762 A CA 249762A CA 249762 A CA249762 A CA 249762A CA 249762D A CA249762D A CA 249762DA CA 249762 A CA249762 A CA 249762A
Authority
CA
Canada
Prior art keywords
air cushion
cushion
air
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
CA249762A
Other languages
English (en)
Inventor
Johnston Margaret
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 CA249762A publication Critical patent/CA249762A/fr
Expired legal-status Critical Current

Links

CA249762A Coussin pneumatique Expired CA249762A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA249762T

Publications (1)

Publication Number Publication Date
CA249762A true CA249762A (fr) 1925-05-19

Family

ID=35156736

Family Applications (1)

Application Number Title Priority Date Filing Date
CA249762A Expired CA249762A (fr) Coussin pneumatique

Country Status (1)

Country Link
CA (1) CA249762A (fr)

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