Patent for "Improvements in or relating to valve gears for engines worked by fluid pressure" by Harold Holcroft
- PART OF:
- Patents
- Made:
- 1909-04-02
- part of archive:
- Papers of Harold Holcroft
- maker:
- Holcroft, Harold
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Buy this image as a print
BuyLicense this image for commercial use at Science and Society Picture Library
LicenseThis image is released under a CC BY-NC-SA 4.0
Licence
Buy this image as a print
BuyLicense this image for commercial use at Science and Society Picture Library
License1909 Patent for Holcroft's improvement to valve gears
© The Board of Trustees of The Science Museum, London
©The Board of Trustees of The Science Museum, London
1909 Patent for Holcroft's improvement to valve gears
© The Board of Trustees of The Science Museum, London
©The Board of Trustees of The Science Museum, London
1909 Patent for Holcroft's improvement to valve gears
© The Board of Trustees of The Science Museum, London
©The Board of Trustees of The Science Museum, London
Original patent (GB190907859) granted to Harold Holcroft on the 2nd April 1909, and includes provisional specifications for the patent, as well as an envelope addressed to the Engineer's Office at Great Western Railway's Swindon Works.
Details
- Extent:
-
3 documents
- Identifier:
- HOL/3/2