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.)
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.)
CH ABLETT
OULTON G
W E LICHTFOOT
Original Assignee
CH ABLETT
OULTON G
W E LICHTFOOT
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 CH ABLETT, OULTON G, W E LICHTFOOTfiledCriticalCH ABLETT
Application grantedgrantedCritical
Publication of FR399863ApublicationCriticalpatent/FR399863A/fr
G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
G11B19/20—Driving; Starting; Stopping; Control thereof
G11B19/26—Speed-changing arrangements; Reversing arrangements; Drive-transfer means therefor
G11B19/265—Friction wheel drive
FR399863A1908-02-241909-02-24Perfectionnements aux machines pour enregistrer et reproduire les sons
ExpiredFR399863A
(fr)