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).
Outside patent searches listing recently available specifications.

Identifier  ExFiles\Box 147\4\  scan0034
Date  8th August 1940
  
OUTSIDE PATENT SEARCHES.

REPORT BY CLAREMONT HAYNES & CO.

Week ending 8th August 1940.

SPECIFICATIONS which have become available
(Opposition date 23rd September 1940)

No. Patentee. Title.

TO & 523,196 The De Havilland Aircraft Improvements relating to
Co. Ltd., F.M. Thomas and Rotary fluid-pressure
F.A. N. Hitch machines

D- 523.246 Borg-Warner Corporation Improvements in or relating to Transmission Synchronizers

G.{Mr Griffiths - Chief Accountant / Mr Gnapp} 523,270 Auto Union Akt.Ges. Improvements in or relating to Piston Controlled two-stroke cycle internal combustion engines

C. 523,399 The Bristol Aeroplane Improvements in Fluid-Transmission joints.
Co.Ltd. and W. Cordiner

D- 523,415 E.W. Hermanson, and D.G. Variable Speed Ratchet
Borjesson Gearing

D- 523,442 Ditto Ditto

D- 523,469 H.{Arthur M. Hanbury - Head Complaints} Sinclair Improvements in Change-Speed or Selective Gearing.

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