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.)
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US PHONOGRAPH Co
Original Assignee
US PHONOGRAPH Co
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Filing date
Publication date
Application filed by US PHONOGRAPH CofiledCriticalUS PHONOGRAPH Co
Application grantedgrantedCritical
Publication of FR415442ApublicationCriticalpatent/FR415442A/fr
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
Landscapes
Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
FR415442D1910-05-021910-05-02Perfectionnements apportés à la fabrication des cylindres enregistreurs pour phonographes
ExpiredFR415442A
(fr)