FR464391A - Apparatus for the manufacture of dops used for working precious stones - Google Patents

Apparatus for the manufacture of dops used for working precious stones

Info

Publication number
FR464391A
FR464391A FR464391DA FR464391A FR 464391 A FR464391 A FR 464391A FR 464391D A FR464391D A FR 464391DA FR 464391 A FR464391 A FR 464391A
Authority
FR
France
Prior art keywords
manufacture
working
precious stones
dops
dops used
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)
Inventor
Samuel Jacobson
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 FR464391A publication Critical patent/FR464391A/en
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
    • B24B9/00—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor
    • B24B9/02—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground
    • B24B9/06—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of non-metallic inorganic material, e.g. stone, ceramics, porcelain
    • B24B9/16—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of non-metallic inorganic material, e.g. stone, ceramics, porcelain of diamonds; of jewels or the like; Diamond grinders' dops; Dop holders or tongs
    • B24B9/161—Dops, dop holders

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Mechanical Engineering (AREA)
FR464391D 1913-11-03 1913-11-03 Apparatus for the manufacture of dops used for working precious stones Expired FR464391A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR464391T 1913-11-03

Publications (1)

Publication Number Publication Date
FR464391A true FR464391A (en) 1914-03-19

Family

ID=1503365

Family Applications (1)

Application Number Title Priority Date Filing Date
FR464391D Expired FR464391A (en) 1913-11-03 1913-11-03 Apparatus for the manufacture of dops used for working precious stones

Country Status (1)

Country Link
FR (1) FR464391A (en)

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