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FR923570A - Improvement to registered postcards - Google Patents

Improvement to registered postcards

Info

Publication number
FR923570A
FR923570A FR923570DA FR923570A FR 923570 A FR923570 A FR 923570A FR 923570D A FR923570D A FR 923570DA FR 923570 A FR923570 A FR 923570A
Authority
FR
France
Prior art keywords
postcards
registered
improvement
registered postcards
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.)
Expired
Application number
Other languages
French (fr)
Inventor
Rene-Jean Cante
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Application granted granted Critical
Publication of FR923570A publication Critical patent/FR923570A/en
Expired legal-status Critical Current

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
FR923570D 1946-02-02 1946-02-02 Improvement to registered postcards Expired FR923570A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR923570T 1946-02-02

Publications (1)

Publication Number Publication Date
FR923570A true FR923570A (en) 1947-07-10

Family

ID=9438793

Family Applications (1)

Application Number Title Priority Date Filing Date
FR923570D Expired FR923570A (en) 1946-02-02 1946-02-02 Improvement to registered postcards

Country Status (1)

Country Link
FR (1) FR923570A (en)

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