CH498464A - Recording disc for phonograph - Google Patents

Recording disc for phonograph

Info

Publication number
CH498464A
CH498464A CH1800768A CH1800768A CH498464A CH 498464 A CH498464 A CH 498464A CH 1800768 A CH1800768 A CH 1800768A CH 1800768 A CH1800768 A CH 1800768A CH 498464 A CH498464 A CH 498464A
Authority
CH
Switzerland
Prior art keywords
phonograph
recording disc
disc
recording
Prior art date
Application number
CH1800768A
Other languages
French (fr)
Inventor
Kobler Richard
Feldman Edward
Original Assignee
Mc Graw Edison Co
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 Mc Graw Edison Co filed Critical Mc Graw Edison Co
Publication of CH498464A publication Critical patent/CH498464A/en

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
    • B29D17/002—Producing phonograph records

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Laminated Bodies (AREA)
CH1800768A 1967-12-11 1968-12-03 Recording disc for phonograph CH498464A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US68971467A 1967-12-11 1967-12-11

Publications (1)

Publication Number Publication Date
CH498464A true CH498464A (en) 1970-10-31

Family

ID=24769627

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1800768A CH498464A (en) 1967-12-11 1968-12-03 Recording disc for phonograph

Country Status (4)

Country Link
CH (1) CH498464A (en)
DE (1) DE1814047A1 (en)
FR (1) FR1593849A (en)
GB (1) GB1199830A (en)

Also Published As

Publication number Publication date
GB1199830A (en) 1970-07-22
FR1593849A (en) 1970-06-01
DE1814047A1 (en) 1969-07-24

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Legal Events

Date Code Title Description
PL Patent ceased