BE837135A - Perfectionnements aux procedes de polissage des pierres precieuses - Google Patents

Perfectionnements aux procedes de polissage des pierres precieuses

Info

Publication number
BE837135A
BE837135A BE163161A BE163161A BE837135A BE 837135 A BE837135 A BE 837135A BE 163161 A BE163161 A BE 163161A BE 163161 A BE163161 A BE 163161A BE 837135 A BE837135 A BE 837135A
Authority
BE
Belgium
Prior art keywords
polishing processes
precious stone
stone polishing
precious
processes
Prior art date
Application number
BE163161A
Other languages
English (en)
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 filed Critical
Publication of BE837135A publication Critical patent/BE837135A/fr

Links

Classifications

    • A—HUMAN NECESSITIES
    • A44—HABERDASHERY; JEWELLERY
    • A44C—PERSONAL ADORNMENTS, e.g. JEWELLERY; COINS
    • A44C17/00—Gems or the like
    • A44C17/001—Faceting gems
BE163161A 1975-01-02 1975-12-29 Perfectionnements aux procedes de polissage des pierres precieuses BE837135A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB92/75A GB1480431A (en) 1975-01-02 1975-01-02 Method of polishing diamonds

Publications (1)

Publication Number Publication Date
BE837135A true BE837135A (fr) 1976-04-16

Family

ID=9698267

Family Applications (1)

Application Number Title Priority Date Filing Date
BE163161A BE837135A (fr) 1975-01-02 1975-12-29 Perfectionnements aux procedes de polissage des pierres precieuses

Country Status (3)

Country Link
BE (1) BE837135A (fr)
GB (1) GB1480431A (fr)
ZA (1) ZA757966B (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8381545B2 (en) * 2007-05-04 2013-02-26 Worldwide Diamond Trademarks Ltd. Triangular star shaped diamond having hearts and arrows pattern
US7971452B2 (en) * 2007-05-04 2011-07-05 Worldwide Diamond Trademarks Ltd. Triangular shaped diamond which displays hearts and arrows pattern

Also Published As

Publication number Publication date
GB1480431A (en) 1977-07-20
ZA757966B (en) 1976-12-29

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