CA30788A - Windmill derrick - Google Patents

Windmill derrick

Info

Publication number
CA30788A
CA30788A CA000030788A CA30788DA CA30788A CA 30788 A CA30788 A CA 30788A CA 000030788 A CA000030788 A CA 000030788A CA 30788D A CA30788D A CA 30788DA CA 30788 A CA30788 A CA 30788A
Authority
CA
Canada
Prior art keywords
derrick
windmill
windmill derrick
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
CA000030788A
Other languages
French (fr)
Inventor
Thomas O. Perry
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 CA30788A publication Critical patent/CA30788A/en
Expired legal-status Critical Current

Links

CA000030788A Windmill derrick Expired CA30788A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA30788T

Publications (1)

Publication Number Publication Date
CA30788A true CA30788A (en) 1889-02-15

Family

ID=45147328

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000030788A Expired CA30788A (en) Windmill derrick

Country Status (1)

Country Link
CA (1) CA30788A (en)

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