AU518722A - Improvements in or relating to rocks drills of the reciprocating type - Google Patents

Improvements in or relating to rocks drills of the reciprocating type

Info

Publication number
AU518722A
AU518722A AU5187/22A AU518722A AU518722A AU 518722 A AU518722 A AU 518722A AU 5187/22 A AU5187/22 A AU 5187/22A AU 518722 A AU518722 A AU 518722A AU 518722 A AU518722 A AU 518722A
Authority
AU
Australia
Prior art keywords
drills
rocks
relating
reciprocating type
reciprocating
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
AU5187/22A
Inventor
William Mayhew Sidney
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
Filing date
Publication date
Application filed by Individual filed Critical Individual
Publication of AU518722A publication Critical patent/AU518722A/en
Expired legal-status Critical Current

Links

AU5187/22A 1922-01-12 Improvements in or relating to rocks drills of the reciprocating type Expired AU518722A (en)

Publications (1)

Publication Number Publication Date
AU518722A true AU518722A (en) 1922-11-08

Family

ID=

Similar Documents

Publication Publication Date Title
AU518722A (en) Improvements in or relating to rocks drills of the reciprocating type
AU1280523A (en) Improvements in or relating to explosives
AU567822A (en) Improvements in or relating to knapsacks andthe like
AU518922A (en) Improvements in or relating to golfballs andthe like
AU1007222A (en) Improvements in or relating to plough skeiths
AU1914320A (en) Improvements in or relating to rock-drills
AU478421A (en) Improvements in or relating to rock-drills
AU806222A (en) Improvements in or relating to reciprocating engines
AU332021A (en) Improvements in or relating to ball-cocks
AU933022A (en) Improvements in or relating to watches
AU720222A (en) Improvements in drills
AU917722A (en) Improvements in or relating to cranes
AU1810320A (en) Improvements in or relating totin-openers
AU134021A (en) Improvements in or relating to hairbrushes
AU1807520A (en) Improvements in or relating to shovels andthe like
AU1609524A (en) Improvements in or relating to trunks
AU1540220A (en) An Improvement in shovels or spades
GB195940A (en) Improvements in or relating to rotary pumps
AU32121A (en) Improvements in or relating tothe. manufacture of brushes
AU1104927A (en) Improvements in or relating to rivet constructions
AU771122A (en) Improvements relating to electromagnets
AU917622A (en) Improvements in or relating to furnaces
AU1231123A (en) Improvements in or relating to pumps or inflators
GB208528A (en) Improvements in or relating to semi-rotary pumps
AU538322A (en) Improvements in or relating to fire-extinguishers