CA202357A - Rock drill - Google Patents

Rock drill

Info

Publication number
CA202357A
CA202357A CA202357A CA202357DA CA202357A CA 202357 A CA202357 A CA 202357A CA 202357 A CA202357 A CA 202357A CA 202357D A CA202357D A CA 202357DA CA 202357 A CA202357 A CA 202357A
Authority
CA
Canada
Prior art keywords
rock drill
drill
rock
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
CA202357A
Other languages
French (fr)
Inventor
William Simpson Hugh
Gordon Thomas
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
Publication date
Application granted granted Critical
Publication of CA202357A publication Critical patent/CA202357A/en
Expired legal-status Critical Current

Links

CA202357A Rock drill Expired CA202357A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA202357T

Publications (1)

Publication Number Publication Date
CA202357A true CA202357A (en) 1920-08-03

Family

ID=35076793

Family Applications (1)

Application Number Title Priority Date Filing Date
CA202357A Expired CA202357A (en) Rock drill

Country Status (1)

Country Link
CA (1) CA202357A (en)

Similar Documents

Publication Publication Date Title
CA202357A (en) Rock drill
AU1818820A (en) Rock drills
CA202513A (en) Drill shank
CA200501A (en) Rock drill puller
CA195892A (en) Drill
CA195972A (en) Drill
CA203850A (en) Drill
CA211703A (en) Rock drill
CA198412A (en) Drill connection
AU1818820B (en) Rock drills
CA201815A (en) Bit
CA206536A (en) Earth boring machine
CA205246A (en) Support for percussive rock drills
CA200124A (en) Seed drill
CA202722A (en) Seed drill
CA220276A (en) Rock drill
CA196887A (en) Boring tool
CA197655A (en) Boring tool
CA197767A (en) Boring tool
CA200346A (en) Boring tool
CA202400A (en) Boring tool
CA204344A (en) Boring bar
CA199773A (en) Chisel
CA212776A (en) Rock drilling machine
CA197778A (en) Drilling machine