CA171722A - Derrick - Google Patents

Derrick

Info

Publication number
CA171722A
CA171722A CA000171722A CA171722DA CA171722A CA 171722 A CA171722 A CA 171722A CA 000171722 A CA000171722 A CA 000171722A CA 171722D A CA171722D A CA 171722DA CA 171722 A CA171722 A CA 171722A
Authority
CA
Canada
Prior art keywords
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
CA000171722A
Other languages
French (fr)
Inventor
Denis F. Hogan
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 CA171722A publication Critical patent/CA171722A/en
Expired legal-status Critical Current

Links

CA000171722A 1916-04-11 1916-04-11 Derrick Expired CA171722A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA171722T 1916-04-11

Publications (1)

Publication Number Publication Date
CA171722A true CA171722A (en) 1916-09-05

Family

ID=45291380

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000171722A Expired CA171722A (en) 1916-04-11 1916-04-11 Derrick

Country Status (1)

Country Link
CA (1) CA171722A (en)

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