CA17203A - Perfectionnements aux forets de mine - Google Patents

Perfectionnements aux forets de mine

Info

Publication number: CA17203A
Authority: CA; Canada
Prior art keywords: rock drills; drills; rock
Prior art date: 1883-07-11
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

CA000017203A

Other languages

English (en)

Inventor

George M. Derby

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

1883-07-11

1883-07-11 Application granted granted Critical

1883-07-11 Publication of CA17203A publication Critical patent/CA17203A/fr

Status Expired legal-status Critical Current

Links

239000011435 rock Substances 0.000 title 1

CA000017203A Perfectionnements aux forets de mine Expired CA17203A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA17203T

Publications (1)

Publication Number	Publication Date
CA17203A true CA17203A (fr)	1883-07-11

Family

ID=45133746

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA000017203A Expired CA17203A (fr)			Perfectionnements aux forets de mine

Country Status (1)

Country	Link
CA (1)	CA17203A (fr)

0
- CA CA000017203A patent/CA17203A/fr not_active Expired

Similar Documents

Publication	Publication Date	Title
CA17203A (fr)	1883-07-11	Perfectionnements aux forets de mine
CA16158A (fr)	1883-01-20	Perfectionnements aux forets de mine
CA16159A (fr)	1883-01-22	Perfectionnements aux forets de mine
CA16070A (fr)	1883-01-03	Perfectionnements aux machines a forer
CA16098A (fr)	1883-01-10	Perfectionnements aux semoirs en ligne
CA16537A (fr)	1883-03-20	Perfectionnements aux semoirs en ligne
CA16728A (fr)	1883-04-21	Perfectionnements aux semoirs en ligne
CA14949A (fr)	1882-06-12	Perfectionnements aux tourets a rochers
CA16441A (fr)	1883-03-06	Perfectionnement des machines a percer les trous des pieux
CA15780A (fr)	1882-11-13	Perfectionnement des forets de mine
CA16437A (fr)	1883-03-02	Perfectionnements aux machines a miner
CA16087A (fr)	1883-01-10	Perfectionnements aux distributeurs des semoirs en ligne
CA16492A (fr)	1883-03-12	Perfectionnements aux distributeurs des semoirs en ligne
CA16064A (fr)	1883-01-03	Perfectionnements aux evidoirs
CA16777A (fr)	1883-05-04	Perfectionnements dans les echelles a queue
CA17820A (fr)	1883-10-03	Outils en combinaison
CA18114A (fr)	1883-11-17	Appareil de forage sousmarin
CA17496A (fr)	1883-08-15	Machine a miner
CA16704A (fr)	1883-04-17	Perfectionnements aux ecritoires
CA16755A (fr)	1883-04-24	Perfectionnements aux surfaix
CA16761A (fr)	1883-04-24	Perfectionnements aux electro-separateurs
CA16801A (fr)	1883-05-04	Pefectionnements aux porte-buvards
CA16803A (fr)	1883-05-04	Perfectionnements aux accouplages des chars
CA16807A (fr)	1883-05-05	Perfectionnements aux machines de garage
CA17301A (fr)	1883-07-16	Perfectionnements aux lames des moissonneuses