FR1365E -
Processes for reproducing engraved surfaces by sounds recorded directly or indirectly by phonographs, graphophones, gramophones and other apparatus suitable for the same use
- Google Patents
Processes for reproducing engraved surfaces by sounds recorded directly or indirectly by phonographs, graphophones, gramophones and other apparatus suitable for the same use
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GEORGES CLINCHANT
GEORGES VESCIER
Original Assignee
GEORGES CLINCHANT
GEORGES VESCIER
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Application filed by GEORGES CLINCHANT, GEORGES VESCIERfiledCriticalGEORGES CLINCHANT
Application grantedgrantedCritical
Publication of FR1365EpublicationCriticalpatent/FR1365E/en
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
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Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
FR1365D1900-01-081903-01-15
Processes for reproducing engraved surfaces by sounds recorded directly or indirectly by phonographs, graphophones, gramophones and other apparatus suitable for the same use
ExpiredFR1365E
(en)
Processes for reproducing engraved surfaces by sounds recorded directly or indirectly by phonographs, graphophones, gramophones and other apparatus suitable for the same use
Processes for reproducing engraved surfaces by sounds recorded directly or indirectly by phonographs, graphophones, gramophones and other apparatus suitable for the same use