FR473377A - Perfectionnement aux mèches expansibles - Google Patents

Perfectionnement aux mèches expansibles

Info

Publication number
FR473377A
FR473377A FR473377A FR473377DA FR473377A FR 473377 A FR473377 A FR 473377A FR 473377 A FR473377 A FR 473377A FR 473377D A FR473377D A FR 473377DA FR 473377 A FR473377 A FR 473377A
Authority
FR
France
Prior art keywords
improvement
expandable
bits
expandable bits
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
FR473377A
Other languages
English (en)
Inventor
Charles Benjamin Hayes
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.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of FR473377A publication Critical patent/FR473377A/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27G—ACCESSORY MACHINES OR APPARATUS FOR WORKING WOOD OR SIMILAR MATERIALS; TOOLS FOR WORKING WOOD OR SIMILAR MATERIALS; SAFETY DEVICES FOR WOOD WORKING MACHINES OR TOOLS
    • B27G15/00—Boring or turning tools; Augers

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Forests & Forestry (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
  • Drilling Tools (AREA)
FR473377A 1914-06-09 1914-06-12 Perfectionnement aux mèches expansibles Expired FR473377A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB191413953T 1914-06-09

Publications (1)

Publication Number Publication Date
FR473377A true FR473377A (fr) 1915-01-09

Family

ID=32648091

Family Applications (1)

Application Number Title Priority Date Filing Date
FR473377A Expired FR473377A (fr) 1914-06-09 1914-06-12 Perfectionnement aux mèches expansibles

Country Status (2)

Country Link
FR (1) FR473377A (fr)
GB (1) GB191413953A (fr)

Also Published As

Publication number Publication date
GB191413953A (en) 1914-10-29

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