GB180078A - Improvements in protective devices suitable for use with gramophone records - Google Patents

Improvements in protective devices suitable for use with gramophone records

Info

Publication number
GB180078A
GB180078A GB620021A GB620021A GB180078A GB 180078 A GB180078 A GB 180078A GB 620021 A GB620021 A GB 620021A GB 620021 A GB620021 A GB 620021A GB 180078 A GB180078 A GB 180078A
Authority
GB
United Kingdom
Prior art keywords
devices suitable
protective devices
gramophone records
gramophone
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
GB620021A
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.)
PERCY HAROLD ARTINGSTALL
Original Assignee
PERCY HAROLD ARTINGSTALL
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 PERCY HAROLD ARTINGSTALL filed Critical PERCY HAROLD ARTINGSTALL
Priority to GB620021A priority Critical patent/GB180078A/en
Publication of GB180078A publication Critical patent/GB180078A/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
    • G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
    • G11B23/0014—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture record carriers not specifically of filamentary or web form
    • G11B23/0021—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture record carriers not specifically of filamentary or web form discs
    • G11B23/0028—Details
GB620021A 1921-02-24 1921-02-24 Improvements in protective devices suitable for use with gramophone records Expired GB180078A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB620021A GB180078A (en) 1921-02-24 1921-02-24 Improvements in protective devices suitable for use with gramophone records

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB620021A GB180078A (en) 1921-02-24 1921-02-24 Improvements in protective devices suitable for use with gramophone records

Publications (1)

Publication Number Publication Date
GB180078A true GB180078A (en) 1922-05-24

Family

ID=9810231

Family Applications (1)

Application Number Title Priority Date Filing Date
GB620021A Expired GB180078A (en) 1921-02-24 1921-02-24 Improvements in protective devices suitable for use with gramophone records

Country Status (1)

Country Link
GB (1) GB180078A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2559786A (en) * 1947-02-06 1951-07-10 George L Bowman Interlocking phonograph turntable cover
WO1991010233A1 (en) * 1990-01-05 1991-07-11 Sims Steven C Protective, vibration damping, stabilizer rings for optical discs

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2559786A (en) * 1947-02-06 1951-07-10 George L Bowman Interlocking phonograph turntable cover
WO1991010233A1 (en) * 1990-01-05 1991-07-11 Sims Steven C Protective, vibration damping, stabilizer rings for optical discs

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