AU574706A - Improvements in hammer drills - Google Patents

Improvements in hammer drills

Info

Publication number
AU574706A
AU574706A AU5747/06A AU574706A AU574706A AU 574706 A AU574706 A AU 574706A AU 5747/06 A AU5747/06 A AU 5747/06A AU 574706 A AU574706 A AU 574706A AU 574706 A AU574706 A AU 574706A
Authority
AU
Australia
Prior art keywords
hammer drills
drills
hammer
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
AU5747/06A
Inventor
Mechanical Engineer. Easton Northampton Pennsylvania U. SA William Prellwitz
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 AU574706A publication Critical patent/AU574706A/en
Expired legal-status Critical Current

Links

AU5747/06A 1906-04-24 Improvements in hammer drills Expired AU574706A (en)

Publications (1)

Publication Number Publication Date
AU574706A true AU574706A (en) 1906-09-25

Family

ID=

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