FR849922A - - Google Patents
Info
- Publication number
- FR849922A FR849922A FR849922DA FR849922A FR 849922 A FR849922 A FR 849922A FR 849922D A FR849922D A FR 849922DA FR 849922 A FR849922 A FR 849922A
- Authority
- FR
- France
- 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.)
- Expired
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D17/00—Producing carriers of records containing fine grooves or impressions, e.g. disc records for needle playback, cylinder records; Producing record discs from master stencils
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR849922A true FR849922A (de) | 1939-12-05 |
Family
ID=1554670
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR849922D Expired FR849922A (de) |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR849922A (de) |
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0
- FR FR849922D patent/FR849922A/fr not_active Expired