FR586983A - Further training in the manufacture of hollow metal balls - Google Patents

Further training in the manufacture of hollow metal balls

Info

Publication number
FR586983A
FR586983A FR586983DA FR586983A FR 586983 A FR586983 A FR 586983A FR 586983D A FR586983D A FR 586983DA FR 586983 A FR586983 A FR 586983A
Authority
FR
France
Prior art keywords
manufacture
hollow metal
metal balls
further training
training
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.)
HOLLOW BALL Co Inc
Original Assignee
HOLLOW BALL Co Inc
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 HOLLOW BALL Co Inc filed Critical HOLLOW BALL Co Inc
Application granted granted Critical
Publication of FR586983A publication Critical patent/FR586983A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21H—MAKING PARTICULAR METAL OBJECTS BY ROLLING, e.g. SCREWS, WHEELS, RINGS, BARRELS, BALLS
    • B21H1/00—Making articles shaped as bodies of revolution
    • B21H1/14—Making articles shaped as bodies of revolution balls, rollers, cone rollers, or like bodies

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR586983D 1924-09-23 1924-09-23 Further training in the manufacture of hollow metal balls Expired FR586983A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR586983T 1924-09-23

Publications (1)

Publication Number Publication Date
FR586983A true FR586983A (en) 1925-04-07

Family

ID=8961087

Family Applications (1)

Application Number Title Priority Date Filing Date
FR586983D Expired FR586983A (en) 1924-09-23 1924-09-23 Further training in the manufacture of hollow metal balls

Country Status (1)

Country Link
FR (1) FR586983A (en)

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