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
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POLYPHON MUSIKWERKE AKTIEN GES
Original Assignee
POLYPHON MUSIKWERKE AKTIEN GES
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Application filed by POLYPHON MUSIKWERKE AKTIEN GESfiledCriticalPOLYPHON MUSIKWERKE AKTIEN GES
Priority claimed from GB191009606Dexternal-prioritypatent/GB191009606A/en
Application grantedgrantedCritical
Publication of GB191009638ApublicationCriticalpatent/GB191009638A/en
9638. Polyphon - Musikwerke Akt.- Ges. July 27, 1909, [Convention date]. [Addition to 9606/10.] Trumpets, arranging; cascs.-Relates to an improvement or modification of the invention described in the parent Specification, and consists in arranging the driving - mechanism C below the trumpet B, which has its mouth directed upwards within the cabinet A, but retaining part of the driving-shaft L within the trumpet. A bearing M. for the shaft L is provided within the trumpet or on the upper transverse member mentioned in the original Specification. The driving - mechanism C may be placed on one side of the centre of the trumpet and connected with the shaft L by any suitable gear.
GB191009638D1909-07-271910-04-20Improvements in or relating to Sound Reproducing and Talking Machines.
ExpiredGB191009638A
(en)