FR407947A - Mèche de tarière - Google Patents

Mèche de tarière

Info

Publication number
FR407947A
FR407947A FR407947A FR407947DA FR407947A FR 407947 A FR407947 A FR 407947A FR 407947 A FR407947 A FR 407947A FR 407947D A FR407947D A FR 407947DA FR 407947 A FR407947 A FR 407947A
Authority
FR
France
Prior art keywords
auger bit
auger
bit
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
FR407947A
Other languages
English (en)
French (fr)
Inventor
Thomas Edward Pope
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 FR407947A publication Critical patent/FR407947A/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B51/00—Tools for drilling machines
    • B23B51/0018—Drills for enlarging a hole

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
  • Earth Drilling (AREA)
FR407947A 1908-10-19 1909-10-16 Mèche de tarière Expired FR407947A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US407947XA 1908-10-19 1908-10-19

Publications (1)

Publication Number Publication Date
FR407947A true FR407947A (fr) 1910-03-14

Family

ID=32596436

Family Applications (1)

Application Number Title Priority Date Filing Date
FR407947A Expired FR407947A (fr) 1908-10-19 1909-10-16 Mèche de tarière

Country Status (3)

Country Link
DE (1) DE229750C (enrdf_load_stackoverflow)
FR (1) FR407947A (enrdf_load_stackoverflow)
GB (1) GB190923268A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
GB190923268A (en) 1910-05-12
DE229750C (enrdf_load_stackoverflow)

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