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 from Claremont Haynes & Co. on outside patent searches and applications.

Identifier  ExFiles\Box 147\2\  scan0221
Date  18th January 1940
  
OUTSIDE PATENT SEARCHES.

REPORT BY CLAREMONT HAYNES & CO.

WEEK ENDING 18th JANUARY 1940

APPLICATIONS.

No. Patentee. Title.

917 W. Allan Automatic coupling and variable speed gear
874 Boulton Paul Aircraft Ltd and A.Doe Rotary fluid controlling valves,glands.etc.
865 F.J.Cleveland (Bendix Aviation Corporation) Hydraulic brake systems
657 V.V.Dibovsky Rotary blowers
693 D.Napier & Sons Ltd and D.R.D.Ramsay Indicating devices for internal combustion engines
610 N.B. Newton and J.H.Naden Vehicle suspension systems
935 J.H.Pratt,G.E.Manley and A.H.G.Girling Hydraulic transmission mechanism
1030 L.Renault Process for the production of plasticized synthetic resins
1031 " Anti-icing composition for aircraft
800 J.Renny Ltd (Claudel) Carburetters for combustion engines and rotary valves
1020 A.Scott Air propellers.etc
702 Vauxhall Motors Ltd., and W.A.Hamilton Hydraulic shock-absorber

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It should be noted that it is not possible to obtain further information regarding the above until or unless the applications are completed and published.
  
  


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