DE230283C - - Google Patents
Info
- Publication number
- DE230283C DE230283C DENDAT230283D DE230283DA DE230283C DE 230283 C DE230283 C DE 230283C DE NDAT230283 D DENDAT230283 D DE NDAT230283D DE 230283D A DE230283D A DE 230283DA DE 230283 C DE230283 C DE 230283C
- Authority
- DE
- Germany
- Prior art keywords
- ring
- pins
- claws
- magnifying glass
- pearls
- 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.)
- Active
Links
- 210000000078 claw Anatomy 0.000 claims description 6
- 239000011521 glass Substances 0.000 claims description 3
- 239000010437 gem Substances 0.000 claims description 2
- 239000011049 pearl Substances 0.000 claims description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/389—Precious stones; Pearls
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Lenses (AREA)
- Eyeglasses (AREA)
- Microscoopes, Condenser (AREA)
- Adornments (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BE427427X | 1910-04-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE230283C true DE230283C (cs) |
Family
ID=32479361
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT230283D Active DE230283C (cs) | 1910-04-13 |
Country Status (3)
| Country | Link |
|---|---|
| DE (1) | DE230283C (cs) |
| FR (1) | FR427427A (cs) |
| GB (1) | GB191105363A (cs) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2705460B1 (fr) * | 1993-05-13 | 1995-07-13 | Atalay Han | Appareil gemmologique portable compact à rayon laser permettant notamment l'expertise par luminescence des perles perçées ou non. |
-
0
- DE DENDAT230283D patent/DE230283C/de active Active
-
1911
- 1911-03-03 GB GB191105363D patent/GB191105363A/en not_active Expired
- 1911-03-16 FR FR427427A patent/FR427427A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB191105363A (en) | 1911-05-25 |
| FR427427A (fr) | 1911-08-03 |
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