FR442524A - Machine servant à polir les métaux ordinaires ou précieux - Google Patents

Machine servant à polir les métaux ordinaires ou précieux

Info

Publication number
FR442524A
FR442524A FR442524DA FR442524A FR 442524 A FR442524 A FR 442524A FR 442524D A FR442524D A FR 442524DA FR 442524 A FR442524 A FR 442524A
Authority
FR
France
Prior art keywords
polishing
ordinary
machine
precious metals
precious
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)
Inventor
Richard Matthes
Richard Schirmer
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 FR442524A publication Critical patent/FR442524A/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B35/00—Machines or devices designed for superfinishing surfaces on work, i.e. by means of abrading blocks reciprocating with high frequency

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR442524D 1912-04-13 1912-04-13 Machine servant à polir les métaux ordinaires ou précieux Expired FR442524A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR442524T 1912-04-13

Publications (1)

Publication Number Publication Date
FR442524A true FR442524A (fr) 1912-09-03

Family

ID=1483683

Family Applications (1)

Application Number Title Priority Date Filing Date
FR442524D Expired FR442524A (fr) 1912-04-13 1912-04-13 Machine servant à polir les métaux ordinaires ou précieux

Country Status (1)

Country Link
FR (1) FR442524A (fr)

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