FR450478A - Improvements in the construction of boring machines - Google Patents

Improvements in the construction of boring machines

Info

Publication number
FR450478A
FR450478A FR450478DA FR450478A FR 450478 A FR450478 A FR 450478A FR 450478D A FR450478D A FR 450478DA FR 450478 A FR450478 A FR 450478A
Authority
FR
France
Prior art keywords
construction
boring machines
boring
machines
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
Other languages
French (fr)
Inventor
Philip Middleton Justice
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 FR450478A publication Critical patent/FR450478A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
    • B23D37/00—Broaching machines or broaching devices
    • B23D37/02—Broaching machines with horizontally-arranged working tools
    • B23D37/04—Broaching machines with horizontally-arranged working tools for broaching inner surfaces

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR450478D 1911-11-14 1912-11-12 Improvements in the construction of boring machines Expired FR450478A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US450478XA 1911-11-14 1911-11-14

Publications (1)

Publication Number Publication Date
FR450478A true FR450478A (en) 1913-03-26

Family

ID=1490897

Family Applications (1)

Application Number Title Priority Date Filing Date
FR450478D Expired FR450478A (en) 1911-11-14 1912-11-12 Improvements in the construction of boring machines

Country Status (1)

Country Link
FR (1) FR450478A (en)

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