AT121402B - Device for rough grinding and polishing of diamonds. - Google Patents

Device for rough grinding and polishing of diamonds.

Info

Publication number
AT121402B
AT121402B AT121402DA AT121402B AT 121402 B AT121402 B AT 121402B AT 121402D A AT121402D A AT 121402DA AT 121402 B AT121402 B AT 121402B
Authority
AT
Austria
Prior art keywords
diamonds
polishing
rough grinding
rough
grinding
Prior art date
Application number
Other languages
German (de)
Inventor
Heinrich Goldmann
Original Assignee
Heinrich Goldmann
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 Heinrich Goldmann filed Critical Heinrich Goldmann
Application granted granted Critical
Publication of AT121402B publication Critical patent/AT121402B/en

Links

AT121402D 1930-01-13 1930-01-13 Device for rough grinding and polishing of diamonds. AT121402B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT121402T 1930-01-13

Publications (1)

Publication Number Publication Date
AT121402B true AT121402B (en) 1931-02-25

Family

ID=3632468

Family Applications (1)

Application Number Title Priority Date Filing Date
AT121402D AT121402B (en) 1930-01-13 1930-01-13 Device for rough grinding and polishing of diamonds.

Country Status (1)

Country Link
AT (1) AT121402B (en)

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