FR355368A - Haveuse à double pic coupant - Google Patents

Haveuse à double pic coupant

Info

Publication number: FR355368A
Authority: FR; France
Prior art keywords: haverer; double cutting; cutting peak; peak; double
Prior art date: 1905-06-19
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

Other languages

Inventor

Georges Leichnam

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

Priority date (The priority date 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 date listed.)

1905-06-19

Filing date

1905-06-19

Publication date

1905-10-30

1905-06-19 Application filed by Individual filed Critical Individual

1905-10-30 Application granted granted Critical

1905-10-30 Publication of FR355368A publication Critical patent/FR355368A/fr

Status Expired legal-status Critical Current

Classifications

- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C25/00—Cutting machines, i.e. for making slits approximately parallel or perpendicular to the seam
- E21C25/02—Machines slitting solely by one or more percussive tools moved through the seam

Landscapes

Engineering & Computer Science (AREA)
Mining & Mineral Resources (AREA)
Mechanical Engineering (AREA)
Life Sciences & Earth Sciences (AREA)
General Life Sciences & Earth Sciences (AREA)
Geochemistry & Mineralogy (AREA)
Geology (AREA)

FR355368D 1905-06-19 1905-06-19 Haveuse à double pic coupant Expired FR355368A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR355368T		1905-06-19

Publications (1)

Publication Number	Publication Date
FR355368A true FR355368A (fr)	1905-10-30

Family

ID=1403407

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR355368D Expired FR355368A (fr)	1905-06-19	1905-06-19	Haveuse à double pic coupant

Country Status (1)

Country	Link
FR (1)	FR355368A (fr)

1905
- 1905-06-19 FR FR355368D patent/FR355368A/fr not_active Expired

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