FR581328A - - Google Patents
Info
- Publication number
- FR581328A FR581328A FR581328DA FR581328A FR 581328 A FR581328 A FR 581328A FR 581328D A FR581328D A FR 581328DA FR 581328 A FR581328 A FR 581328A
- 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
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B17/00—Guiding record carriers not specifically of filamentary or web form, or of supports therefor
Publications (1)
Publication Number | Publication Date |
---|---|
FR581328A true FR581328A (fr) | 1924-11-26 |
Family
ID=1539621
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR581328D Expired FR581328A (fr) |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR581328A (fr) |
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0
- FR FR581328D patent/FR581328A/fr not_active Expired