FR355178A - Perforatrice (ii) - Google Patents

Perforatrice (ii)

Info

Publication number
FR355178A
FR355178A FR355178DA FR355178A FR 355178 A FR355178 A FR 355178A FR 355178D A FR355178D A FR 355178DA FR 355178 A FR355178 A FR 355178A
Authority
FR
France
Prior art keywords
hole punch
punch
hole
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
English (en)
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.)
Ingersoll Sergeant Drill Co
Original Assignee
Ingersoll Sergeant Drill Co
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 Ingersoll Sergeant Drill Co filed Critical Ingersoll Sergeant Drill Co
Application granted granted Critical
Publication of FR355178A publication Critical patent/FR355178A/fr
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C25/00—Cutting machines, i.e. for making slits approximately parallel or perpendicular to the seam
    • E21C25/64—Slitting machines guided solely by hand and either carried by hand or mounted on supports

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
FR355178D 1905-06-13 1905-06-13 Perforatrice (ii) Expired FR355178A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR355178T 1905-06-13

Publications (1)

Publication Number Publication Date
FR355178A true FR355178A (fr) 1905-10-25

Family

ID=1403223

Family Applications (1)

Application Number Title Priority Date Filing Date
FR355178D Expired FR355178A (fr) 1905-06-13 1905-06-13 Perforatrice (ii)

Country Status (1)

Country Link
FR (1) FR355178A (fr)

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