DE242651C - - Google Patents
Info
- Publication number
- DE242651C DE242651C DENDAT242651D DE242651DA DE242651C DE 242651 C DE242651 C DE 242651C DE NDAT242651 D DENDAT242651 D DE NDAT242651D DE 242651D A DE242651D A DE 242651DA DE 242651 C DE242651 C DE 242651C
- Authority
- DE
- Germany
- Prior art keywords
- layers
- plastic mass
- impression
- saying
- electrolytic
- 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
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B3/00—Recording by mechanical cutting, deforming or pressing, e.g. of grooves or pits; Reproducing by mechanical sensing; Record carriers therefor
- G11B3/68—Record carriers
- G11B3/70—Record carriers characterised by the selection of material or structure; Processes or apparatus specially adapted for manufacturing record carriers
Landscapes
- Laminated Bodies (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE242651C true DE242651C (https=) |
Family
ID=501839
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT242651D Active DE242651C (https=) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE242651C (https=) |
-
0
- DE DENDAT242651D patent/DE242651C/de active Active
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