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
Inventor
William Michaelis
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.)
Individual
Original Assignee
Individual
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 IndividualfiledCriticalIndividual
Application grantedgrantedCritical
Publication of GB190503425ApublicationCriticalpatent/GB190503425A/en
Holding Or Fastening Of Disk On Rotational Shaft
(AREA)
Abstract
3425. Michaelis, W. Feb. 18. Phonographs &c. -Disk records for phonographs, gramophones, &c. are formed with a protective binding or rim b of metal or other material, formed in two half-hoops.
GB190503425D1905-02-181905-02-18Improvements relating to Records for Phonographs, Gramophones and other Sound Reproducing Instruments.
ExpiredGB190503425A
(en)