CA4982A - Rock drill - Google Patents

Rock drill

Info

Publication number: CA4982A
Authority: CA; Canada
Prior art keywords: rock drill; drill; rock
Prior art date: 1875-07-14
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

CA000004982A

Other languages

French (fr)

Inventor

Edward S. Winchester

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

1875-07-14

1875-07-14 Application granted granted Critical

1875-07-14 Publication of CA4982A publication Critical patent/CA4982A/en

Status Expired legal-status Critical Current

Links

239000011435 rock Substances 0.000 title 1

CA000004982A Rock drill Expired CA4982A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA4982T

Publications (1)

Publication Number	Publication Date
CA4982A true CA4982A (en)	1875-07-14

Family

ID=45121539

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA000004982A Expired CA4982A (en)			Rock drill

Country Status (1)

Country	Link
CA (1)	CA4982A (en)

0
- CA CA000004982A patent/CA4982A/en not_active Expired

Similar Documents

Publication	Publication Date	Title
CA4982A (en)	1875-07-14	Rock drill
CA4592A (en)	1875-04-08	Rock drill
CA4887A (en)	1875-06-18	Improvements on rock drilling machines
CA5061A (en)	1875-08-13	Steam drill
CA4719A (en)	1875-05-15	Improvements on earth auger
CA3312A (en)	1874-04-16	Rock drill
CA5151A (en)	1875-02-01	Improvements on seed drills
CA5159A (en)	1875-09-10	Coal shovel
CA5394A (en)	1875-11-15	Combined tools
CA5390A (en)	1875-11-12	Step-ladder
CA5391A (en)	1875-11-12	Step-ladder
CA4992A (en)	1875-07-15	Auger machine
CA4403A (en)	1875-02-20	Tire-tightener
CA4253A (en)	1875-01-14	Hub boring machine
CA4873A (en)	1875-06-17	Extension step-ladder
CA8142A (en)	1877-11-27	Improvements on rock drills
CA4643A (en)	1875-04-17	Chain-pump bucket
CA4995A (en)	1875-07-15	Mining powder
CA4214A (en)	1874-12-29	Rock reamer
CA4355A (en)	1875-02-03	Boot-calks
CA4367A (en)	1875-02-08	Bag-fastener
CA4426A (en)	1875-02-24	Wheel-harrow
CA4518A (en)	1875-03-20	Buggy-body
CA4706A (en)	1875-04-30	Snow-plough
CA4965A (en)	1875-07-12	Stumping-machine