FR673893A - Method and device for the manufacture of phonograph records - Google Patents

Method and device for the manufacture of phonograph records

Info

Publication number
FR673893A
FR673893A FR673893DA FR673893A FR 673893 A FR673893 A FR 673893A FR 673893D A FR673893D A FR 673893DA FR 673893 A FR673893 A FR 673893A
Authority
FR
France
Prior art keywords
manufacture
phonograph records
phonograph
records
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.)
Parlophone Records Ltd
Original Assignee
Gramophone Co Ltd
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 Gramophone Co Ltd filed Critical Gramophone Co Ltd
Application granted granted Critical
Publication of FR673893A publication Critical patent/FR673893A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/02—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2017/00—Carriers for sound or information
    • B29L2017/001—Carriers of records containing fine grooves or impressions, e.g. disc records for needle playback, cylinder records
    • B29L2017/003—Records or discs

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR673893D 1928-05-14 1929-04-23 Method and device for the manufacture of phonograph records Expired FR673893A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB673893X 1928-05-14

Publications (1)

Publication Number Publication Date
FR673893A true FR673893A (en) 1930-01-21

Family

ID=10491914

Family Applications (1)

Application Number Title Priority Date Filing Date
FR673893D Expired FR673893A (en) 1928-05-14 1929-04-23 Method and device for the manufacture of phonograph records

Country Status (1)

Country Link
FR (1) FR673893A (en)

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