FR917881A - Improvements to punches - Google Patents

Improvements to punches

Info

Publication number
FR917881A
FR917881A FR917881DA FR917881A FR 917881 A FR917881 A FR 917881A FR 917881D A FR917881D A FR 917881DA FR 917881 A FR917881 A FR 917881A
Authority
FR
France
Prior art keywords
punches
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)
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.)
Waterbury Farrel Foundry and Machine Co
Original Assignee
Waterbury Farrel Foundry and Machine 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 Waterbury Farrel Foundry and Machine Co filed Critical Waterbury Farrel Foundry and Machine Co
Application granted granted Critical
Publication of FR917881A publication Critical patent/FR917881A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D37/00—Tools as parts of machines covered by this subclass
    • B21D37/04—Movable or exchangeable mountings for tools

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR917881D 1945-11-21 1945-11-21 Improvements to punches Expired FR917881A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR917881T 1945-11-21

Publications (1)

Publication Number Publication Date
FR917881A true FR917881A (en) 1947-01-23

Family

ID=9424063

Family Applications (1)

Application Number Title Priority Date Filing Date
FR917881D Expired FR917881A (en) 1945-11-21 1945-11-21 Improvements to punches

Country Status (1)

Country Link
FR (1) FR917881A (en)

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