FR2296503A1 - Perfectionnements aux procedes de polissage de pierres precieuses et pierres precieuses polies selon ce procede - Google Patents

Perfectionnements aux procedes de polissage de pierres precieuses et pierres precieuses polies selon ce procede

Info

Publication number
FR2296503A1
FR2296503A1 FR7540354A FR7540354A FR2296503A1 FR 2296503 A1 FR2296503 A1 FR 2296503A1 FR 7540354 A FR7540354 A FR 7540354A FR 7540354 A FR7540354 A FR 7540354A FR 2296503 A1 FR2296503 A1 FR 2296503A1
Authority
FR
France
Prior art keywords
precious stones
base
stone
polished
facets
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.)
Withdrawn
Application number
FR7540354A
Other languages
English (en)
French (fr)
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.)
TOYE GEMSTONES Ltd
Original Assignee
TOYE GEMSTONES Ltd
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
Priority claimed from GB92/75A external-priority patent/GB1480431A/en
Application filed by TOYE GEMSTONES Ltd filed Critical TOYE GEMSTONES Ltd
Publication of FR2296503A1 publication Critical patent/FR2296503A1/fr
Withdrawn legal-status Critical Current

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

Landscapes

  • Adornments (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
  • Optical Elements Other Than Lenses (AREA)
FR7540354A 1975-01-02 1975-12-31 Perfectionnements aux procedes de polissage de pierres precieuses et pierres precieuses polies selon ce procede Withdrawn FR2296503A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB92/75A GB1480431A (en) 1975-01-02 1975-01-02 Method of polishing diamonds
GB4373575 1975-10-24

Publications (1)

Publication Number Publication Date
FR2296503A1 true FR2296503A1 (fr) 1976-07-30

Family

ID=26235682

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7540354A Withdrawn FR2296503A1 (fr) 1975-01-02 1975-12-31 Perfectionnements aux procedes de polissage de pierres precieuses et pierres precieuses polies selon ce procede

Country Status (19)

Country Link
JP (1) JPS5193495A (Direct)
AT (1) AT340794B (Direct)
AU (1) AU502807B2 (Direct)
BR (1) BR7508745A (Direct)
CA (1) CA1062484A (Direct)
CH (1) CH593779A5 (Direct)
DE (1) DE2558495A1 (Direct)
DK (1) DK593675A (Direct)
ES (1) ES217820Y (Direct)
FI (1) FI753698A7 (Direct)
FR (1) FR2296503A1 (Direct)
IE (1) IE42227B1 (Direct)
IL (1) IL48765A (Direct)
IT (1) IT1055720B (Direct)
LU (1) LU74117A1 (Direct)
NL (1) NL7515258A (Direct)
NO (1) NO754366L (Direct)
NZ (1) NZ179674A (Direct)
SE (1) SE410267B (Direct)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2352648A1 (fr) * 1976-05-27 1977-12-23 Grossbard Henry Diamant taille a degres
EP0016885A1 (en) * 1978-12-06 1980-10-15 Roger Maxwell Clarke Cut gemstone, method and apparatus for producing it

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4210995C2 (de) * 1992-04-02 1997-04-03 Ulrich Dr Freiesleben Geschliffener Edelstein, insbesondere Diamant
DE4409291A1 (de) * 1994-03-18 1995-09-21 Norbert Muerrle Lichtdurchlässiger Schmuckstein

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2352648A1 (fr) * 1976-05-27 1977-12-23 Grossbard Henry Diamant taille a degres
EP0016885A1 (en) * 1978-12-06 1980-10-15 Roger Maxwell Clarke Cut gemstone, method and apparatus for producing it

Also Published As

Publication number Publication date
CA1062484A (en) 1979-09-18
ES217820U (es) 1976-08-16
ATA990575A (de) 1977-04-15
AU8799675A (en) 1977-07-07
IE42227B1 (en) 1980-07-02
DE2558495A1 (de) 1976-07-15
JPS5193495A (Direct) 1976-08-16
IL48765A0 (en) 1976-02-29
CH593779A5 (Direct) 1977-12-15
IE42227L (en) 1976-07-02
IL48765A (en) 1978-04-30
LU74117A1 (Direct) 1976-07-20
BR7508745A (pt) 1977-05-17
AU502807B2 (en) 1979-08-09
ES217820Y (es) 1977-01-01
FI753698A7 (Direct) 1976-07-03
AT340794B (de) 1978-01-10
IT1055720B (it) 1982-01-11
NO754366L (Direct) 1976-07-05
DK593675A (da) 1976-07-03
NZ179674A (en) 1978-03-06
NL7515258A (nl) 1976-07-06
SE410267B (sv) 1979-10-08
SE7514619L (sv) 1976-07-05

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Legal Events

Date Code Title Description
ST Notification of lapse