CA159654A - Porte de mine - Google Patents

Porte de mine

Info

Publication number
CA159654A
CA159654A CA000159654A CA159654DA CA159654A CA 159654 A CA159654 A CA 159654A CA 000159654 A CA000159654 A CA 000159654A CA 159654D A CA159654D A CA 159654DA CA 159654 A CA159654 A CA 159654A
Authority
CA
Canada
Prior art keywords
mine door
mine
door
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
CA000159654A
Other languages
English (en)
Inventor
Louis F. Jones
John K. Orr
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 CA159654A publication Critical patent/CA159654A/fr
Expired legal-status Critical Current

Links

CA000159654A 1914-09-22 1914-09-22 Porte de mine Expired CA159654A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA159654T 1914-09-22

Publications (1)

Publication Number Publication Date
CA159654A true CA159654A (fr) 1914-12-22

Family

ID=45279358

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000159654A Expired CA159654A (fr) 1914-09-22 1914-09-22 Porte de mine

Country Status (1)

Country Link
CA (1) CA159654A (fr)

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