AU47611A - Improvements in mining 1 machines - Google Patents

Improvements in mining 1 machines

Info

Publication number
AU47611A
AU47611A AU476/11A AU47611A AU47611A AU 47611 A AU47611 A AU 47611A AU 476/11 A AU476/11 A AU 476/11A AU 47611 A AU47611 A AU 47611A AU 47611 A AU47611 A AU 47611A
Authority
AU
Australia
Prior art keywords
mining
machines
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
AU476/11A
Inventor
Electrical Engineer Easton Pennsylvania U. SA Arthur Henry Gibson
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 Rand Co
Original Assignee
Ingersoll Rand Co
Filing date
Publication date
Application filed by Ingersoll Rand Co filed Critical Ingersoll Rand Co
Publication of AU47611A publication Critical patent/AU47611A/en
Expired legal-status Critical Current

Links

AU476/11A 1911-02-22 Improvements in mining 1 machines Expired AU47611A (en)

Publications (1)

Publication Number Publication Date
AU47611A true AU47611A (en) 1911-04-25

Family

ID=

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