CA59371A - Ascenseur pneumatique - Google Patents

Ascenseur pneumatique

Info

Publication number
CA59371A
CA59371A CA000059371A CA59371DA CA59371A CA 59371 A CA59371 A CA 59371A CA 000059371 A CA000059371 A CA 000059371A CA 59371D A CA59371D A CA 59371DA CA 59371 A CA59371 A CA 59371A
Authority
CA
Canada
Prior art keywords
air hoist
hoist
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
CA000059371A
Other languages
English (en)
Inventor
William R. Ridgway
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
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of CA59371A publication Critical patent/CA59371A/fr
Expired legal-status Critical Current

Links

CA000059371A 1898-02-25 1898-02-25 Ascenseur pneumatique Expired CA59371A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA59371T 1898-02-25

Publications (1)

Publication Number Publication Date
CA59371A true CA59371A (fr) 1898-03-22

Family

ID=45175909

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000059371A Expired CA59371A (fr) 1898-02-25 1898-02-25 Ascenseur pneumatique

Country Status (1)

Country Link
CA (1) CA59371A (fr)

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