FR384082A - Improvements to tapping machines - Google Patents

Improvements to tapping machines

Info

Publication number
FR384082A
FR384082A FR384082DA FR384082A FR 384082 A FR384082 A FR 384082A FR 384082D A FR384082D A FR 384082DA FR 384082 A FR384082 A FR 384082A
Authority
FR
France
Prior art keywords
tapping machines
tapping
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
Charles Arthur Mercier
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 FR384082A publication Critical patent/FR384082A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23G—THREAD CUTTING; WORKING OF SCREWS, BOLT HEADS, OR NUTS, IN CONJUNCTION THEREWITH
    • B23G1/00—Thread cutting; Automatic machines specially designed therefor
    • B23G1/16—Thread cutting; Automatic machines specially designed therefor in holes of workpieces by taps

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR384082D 1907-01-05 1907-11-16 Improvements to tapping machines Expired FR384082A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB384082X 1907-01-05

Publications (1)

Publication Number Publication Date
FR384082A true FR384082A (en) 1908-03-28

Family

ID=1430049

Family Applications (1)

Application Number Title Priority Date Filing Date
FR384082D Expired FR384082A (en) 1907-01-05 1907-11-16 Improvements to tapping machines

Country Status (1)

Country Link
FR (1) FR384082A (en)

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