FR513958A - Electrically heated perforator - Google Patents

Electrically heated perforator

Info

Publication number
FR513958A
FR513958A FR513958A FR513958DA FR513958A FR 513958 A FR513958 A FR 513958A FR 513958 A FR513958 A FR 513958A FR 513958D A FR513958D A FR 513958DA FR 513958 A FR513958 A FR 513958A
Authority
FR
France
Prior art keywords
electrically heated
heated perforator
perforator
electrically
heated
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
FR513958A
Other languages
French (fr)
Inventor
Alenander Blackwood Campbell
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 FR513958A publication Critical patent/FR513958A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
    • B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
    • B26F1/26—Perforating by non-mechanical means, e.g. by fluid jet

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Forests & Forestry (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR513958A 1918-05-29 1920-04-17 Electrically heated perforator Expired FR513958A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB513958X 1918-05-29

Publications (1)

Publication Number Publication Date
FR513958A true FR513958A (en) 1921-02-28

Family

ID=10459843

Family Applications (1)

Application Number Title Priority Date Filing Date
FR513958A Expired FR513958A (en) 1918-05-29 1920-04-17 Electrically heated perforator

Country Status (1)

Country Link
FR (1) FR513958A (en)

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