FR854323A - Method and device for the electroplating reproduction of sound recording tapes by mechanical means - Google Patents

Method and device for the electroplating reproduction of sound recording tapes by mechanical means

Info

Publication number
FR854323A
FR854323A FR854323DA FR854323A FR 854323 A FR854323 A FR 854323A FR 854323D A FR854323D A FR 854323DA FR 854323 A FR854323 A FR 854323A
Authority
FR
France
Prior art keywords
electroplating
reproduction
mechanical means
sound recording
recording tapes
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)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tefi Apparatebau Dr Daniel KG
Original Assignee
Tefi Apparatebau Dr Daniel KG
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 by Tefi Apparatebau Dr Daniel KG filed Critical Tefi Apparatebau Dr Daniel KG
Application granted granted Critical
Publication of FR854323A publication Critical patent/FR854323A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D1/00—Electroforming
    • C25D1/04—Wires; Strips; Foils
FR854323D 1938-05-06 1939-05-05 Method and device for the electroplating reproduction of sound recording tapes by mechanical means Expired FR854323A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE854323X 1938-05-06

Publications (1)

Publication Number Publication Date
FR854323A true FR854323A (en) 1940-04-10

Family

ID=6788824

Family Applications (1)

Application Number Title Priority Date Filing Date
FR854323D Expired FR854323A (en) 1938-05-06 1939-05-05 Method and device for the electroplating reproduction of sound recording tapes by mechanical means

Country Status (1)

Country Link
FR (1) FR854323A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE758766C (en) * 1941-09-13 1953-04-16 Schallband Syndikat A G Method for embossing sound bands

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE758766C (en) * 1941-09-13 1953-04-16 Schallband Syndikat A G Method for embossing sound bands

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