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 procedeInfo
- 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
- base
- point
- odd number
- stone
- 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- Withdrawn
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)
- Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
- Crystals, And After-Treatments Of Crystals (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)
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| FR7540354A Withdrawn FR2296503A1 (fr) | 1975-01-02 | 1975-12-31 | Perfectionnements aux procedes de polissage de pierres precieuses et pierres precieuses polies selon ce procede |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 (fi) |
| AT (1) | AT340794B (fi) |
| AU (1) | AU502807B2 (fi) |
| BR (1) | BR7508745A (fi) |
| CA (1) | CA1062484A (fi) |
| CH (1) | CH593779A5 (fi) |
| DE (1) | DE2558495A1 (fi) |
| DK (1) | DK593675A (fi) |
| ES (1) | ES217820Y (fi) |
| FI (1) | FI753698A (fi) |
| FR (1) | FR2296503A1 (fi) |
| IE (1) | IE42227B1 (fi) |
| IL (1) | IL48765A (fi) |
| IT (1) | IT1055720B (fi) |
| LU (1) | LU74117A1 (fi) |
| NL (1) | NL7515258A (fi) |
| NO (1) | NO754366L (fi) |
| NZ (1) | NZ179674A (fi) |
| SE (1) | SE410267B (fi) |
Cited By (2)
| 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)
| 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 |
-
1975
- 1975-12-19 IE IE2781/75A patent/IE42227B1/en unknown
- 1975-12-23 NO NO754366A patent/NO754366L/no unknown
- 1975-12-23 SE SE7514619A patent/SE410267B/xx unknown
- 1975-12-23 CA CA242,458A patent/CA1062484A/en not_active Expired
- 1975-12-24 DE DE19752558495 patent/DE2558495A1/de not_active Withdrawn
- 1975-12-29 IL IL48765A patent/IL48765A/xx unknown
- 1975-12-30 DK DK593675A patent/DK593675A/da unknown
- 1975-12-30 AT AT990575A patent/AT340794B/de not_active IP Right Cessation
- 1975-12-30 FI FI753698A patent/FI753698A/fi not_active Application Discontinuation
- 1975-12-30 BR BR7508745*A patent/BR7508745A/pt unknown
- 1975-12-30 LU LU74117A patent/LU74117A1/xx unknown
- 1975-12-31 AU AU87996/75A patent/AU502807B2/en not_active Expired
- 1975-12-31 FR FR7540354A patent/FR2296503A1/fr not_active Withdrawn
- 1975-12-31 IT IT70248/75A patent/IT1055720B/it active
- 1975-12-31 ES ES1975217820U patent/ES217820Y/es not_active Expired
- 1975-12-31 NL NL7515258A patent/NL7515258A/xx not_active Application Discontinuation
-
1976
- 1976-01-05 JP JP51000728A patent/JPS5193495A/ja active Pending
- 1976-01-05 CH CH1776A patent/CH593779A5/xx not_active IP Right Cessation
- 1976-01-06 NZ NZ179674A patent/NZ179674A/xx unknown
Cited By (2)
| 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 |
|---|---|
| NZ179674A (en) | 1978-03-06 |
| IE42227L (en) | 1976-07-02 |
| IL48765A (en) | 1978-04-30 |
| ATA990575A (de) | 1977-04-15 |
| CA1062484A (en) | 1979-09-18 |
| AT340794B (de) | 1978-01-10 |
| CH593779A5 (fi) | 1977-12-15 |
| NO754366L (fi) | 1976-07-05 |
| AU502807B2 (en) | 1979-08-09 |
| ES217820Y (es) | 1977-01-01 |
| AU8799675A (en) | 1977-07-07 |
| IL48765A0 (en) | 1976-02-29 |
| NL7515258A (nl) | 1976-07-06 |
| DK593675A (da) | 1976-07-03 |
| IE42227B1 (en) | 1980-07-02 |
| FI753698A (fi) | 1976-07-03 |
| BR7508745A (pt) | 1977-05-17 |
| SE7514619L (sv) | 1976-07-05 |
| ES217820U (es) | 1976-08-16 |
| SE410267B (sv) | 1979-10-08 |
| IT1055720B (it) | 1982-01-11 |
| JPS5193495A (fi) | 1976-08-16 |
| DE2558495A1 (de) | 1976-07-15 |
| LU74117A1 (fi) | 1976-07-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA996759A (en) | Abrasive articles and their method of manufacture | |
| CA1009039A (en) | Whole spherical surface polishing device and a method producing lens, concave and convex | |
| GB783479A (en) | Improvements relating to pumice-stone | |
| FR2296503A1 (fr) | Perfectionnements aux procedes de polissage de pierres precieuses et pierres precieuses polies selon ce procede | |
| JPS5342019A (en) | Floating type magnetic head | |
| AU4683472A (en) | Fire polished glass lenses and method of making same | |
| GB1480431A (en) | Method of polishing diamonds | |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |