FR671881A - Perfectionnements aux perceuses à main portatives - Google Patents

Perfectionnements aux perceuses à main portatives

Info

Publication number: FR671881A
Authority: FR; France
Prior art keywords: hand drill; portable hand; portable; drill; hand
Prior art date: 1928-03-23
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

Arnold Tross

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.)

1928-03-23

Filing date

1929-03-22

Publication date

1929-12-19

1929-03-22 Application filed filed Critical

1929-12-19 Application granted granted Critical

1929-12-19 Publication of FR671881A publication Critical patent/FR671881A/fr

Status Expired legal-status Critical Current

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B45/00—Hand-held or like portable drilling machines, e.g. drill guns; Equipment therefor
- B23B45/008—Gear boxes, clutches, bearings, feeding mechanisms or like equipment

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Drilling And Boring (AREA)

FR671881D 1928-03-23 1929-03-22 Perfectionnements aux perceuses à main portatives Expired FR671881A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DET34849D DE509670C (de)	1928-03-23	1928-03-23	Tragbare Handbohrmaschine

Publications (1)

Publication Number	Publication Date
FR671881A true FR671881A (fr)	1929-12-19

Family

ID=6121746

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR671881D Expired FR671881A (fr)	1928-03-23	1929-03-22	Perfectionnements aux perceuses à main portatives

Country Status (3)

Country	Link
DE (1)	DE509670C (fr)
FR (1)	FR671881A (fr)
GB (1)	GB308602A (fr)

1928
- 1928-03-23 DE DET34849D patent/DE509670C/de not_active Expired
1929
- 1929-03-20 GB GB9052/29A patent/GB308602A/en not_active Expired
- 1929-03-22 FR FR671881D patent/FR671881A/fr not_active Expired

Also Published As

Publication number	Publication date
GB308602A (en)	1929-11-21
DE509670C (de)	1930-10-11

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