CA63757A - Machine a couper le charbon - Google Patents

Machine a couper le charbon

Info

Publication number
CA63757A
CA63757A CA63757DA CA63757A CA 63757 A CA63757 A CA 63757A CA 63757D A CA63757D A CA 63757DA CA 63757 A CA63757 A CA 63757A
Authority
CA
Canada
Prior art keywords
cutting machine
coal cutting
coal
machine
cutting
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
Other languages
English (en)
Inventor
Henry Clark Sergeant
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.)
Ingersoll Sergeant Drill Co
Original Assignee
Ingersoll Sergeant Drill Co
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 Ingersoll Sergeant Drill Co filed Critical Ingersoll Sergeant Drill Co
Application granted granted Critical
Publication of CA63757A publication Critical patent/CA63757A/fr
Expired legal-status Critical Current

Links

CA63757D 1899-04-04 1899-04-04 Machine a couper le charbon Expired CA63757A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA63757T 1899-04-04

Publications (1)

Publication Number Publication Date
CA63757A true CA63757A (fr) 1899-09-01

Family

ID=45180295

Family Applications (1)

Application Number Title Priority Date Filing Date
CA63757D Expired CA63757A (fr) 1899-04-04 1899-04-04 Machine a couper le charbon

Country Status (1)

Country Link
CA (1) CA63757A (fr)

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