Rolls-Royce Archives
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From the Rolls-Royce experimental archive: a quarter of a million communications from Rolls-Royce, 1906 to 1960's. Documents from the Sir Henry Royce Memorial Foundation (SHRMF).
Report by Claremont Haynes & Co. on outside patent searches and specifications that have become available.

Identifier  ExFiles\Box 147\2\  scan0070
Date  14th September 1939
  
OUTSIDE PATENT SEARCHES.

REPORT BY CLAREMONT HAYNES & CO.

Week ending 14th September 1939

SPECIFICATIONS which have become available
(Opposition date 30th October 1939)

No. Patentee. Title.

To HL. 511,291 Compagnie de Produits Magnesium Alloys
Chimiques et Electro-
metallurgiques Alais,
Froges et Camargue.

Da.{Bernard Day - Chassis Design} 511,371 John Gavin Johnstone Improvements in Variable Speed gearing

E.{Mr Elliott - Chief Engineer} 511,505 Marius Jean-Baptiste Device for regulating the scavenging Air
Barrabou in Supercharged Two-cycle Internal Combustion Engines

E.{Mr Elliott - Chief Engineer} 511,506 " " Improvements in or relating to Scavenging
and Cooling of the Cylinders of Internal Combus-
tion Two-stroke Engines

E.{Mr Elliott - Chief Engineer} 511,507 " " Improvements in or relating to Two-stroke
Internal Combustion Engines

Da.{Bernard Day - Chassis Design} 511,518 Daimler-Benz A.G. Improvements in Vehicle Body Construction
  
  


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