SE90365C1 - - Google Patents

Info

Publication number
SE90365C1
SE90365C1 SE309735A SE309735A SE90365C1 SE 90365 C1 SE90365 C1 SE 90365C1 SE 309735 A SE309735 A SE 309735A SE 309735 A SE309735 A SE 309735A SE 90365 C1 SE90365 C1 SE 90365C1
Authority
SE
Sweden
Application number
SE309735A
Other languages
Swedish (sv)
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
Publication of SE90365C1 publication Critical patent/SE90365C1/sv

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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S425/00—Plastic article or earthenware shaping or treating: apparatus
    • Y10S425/81—Sound record
SE309735A 1934-08-16 1935-07-16 SE90365C1 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US740042A US2067502A (en) 1934-08-16 1934-08-16 Art of duplicating phonograph records

Publications (1)

Publication Number Publication Date
SE90365C1 true SE90365C1 (enrdf_load_stackoverflow) 1937-09-28

Family

ID=24974797

Family Applications (1)

Application Number Title Priority Date Filing Date
SE309735A SE90365C1 (enrdf_load_stackoverflow) 1934-08-16 1935-07-16

Country Status (2)

Country Link
US (1) US2067502A (enrdf_load_stackoverflow)
SE (1) SE90365C1 (enrdf_load_stackoverflow)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2529086A (en) * 1946-04-30 1950-11-07 Rca Corp Method of making fine mesh screens
NL7401654A (enrdf_load_stackoverflow) * 1973-02-23 1974-08-27
FR2235449A1 (enrdf_load_stackoverflow) * 1973-06-29 1975-01-24 Thomson Brandt
US4187154A (en) * 1976-09-10 1980-02-05 Fabrication Belge de Disques "Fabeldis" Method for manufacturing substantially flat dies
US4402798A (en) * 1982-02-16 1983-09-06 Rca Corporation Method for the manufacture of a metallic recording substrate for a capacitance electronic disc and the recording substrate obtained thereby

Also Published As

Publication number Publication date
US2067502A (en) 1937-01-12

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