FR520689A - Improvements made to grinding machines - Google Patents

Improvements made to grinding machines

Info

Publication number
FR520689A
FR520689A FR520689A FR520689DA FR520689A FR 520689 A FR520689 A FR 520689A FR 520689 A FR520689 A FR 520689A FR 520689D A FR520689D A FR 520689DA FR 520689 A FR520689 A FR 520689A
Authority
FR
France
Prior art keywords
improvements made
grinding machines
grinding
machines
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
FR520689A
Other languages
French (fr)
Inventor
Edgard Magnier
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.)
EDGARD MAGNIER
Original Assignee
EDGARD MAGNIER
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 EDGARD MAGNIER filed Critical EDGARD MAGNIER
Application granted granted Critical
Publication of FR520689A publication Critical patent/FR520689A/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
    • B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
    • B24B55/04—Protective covers for the grinding wheel
FR520689A 1920-07-19 1920-07-19 Improvements made to grinding machines Expired FR520689A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR520689T 1920-07-19

Publications (1)

Publication Number Publication Date
FR520689A true FR520689A (en) 1921-06-29

Family

ID=8916840

Family Applications (1)

Application Number Title Priority Date Filing Date
FR520689A Expired FR520689A (en) 1920-07-19 1920-07-19 Improvements made to grinding machines

Country Status (1)

Country Link
FR (1) FR520689A (en)

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