GB Patent: GB-696,773
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| Improvements in or relating to means for preventing relative rotation between a shaft and a cooperating member
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Patentee:
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| Walter Davidson Urwick (exact or similar names) - Taplow, Buckinghamshire, England |
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Patent Dates:
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| Applied: |
Dec. 06, 1950 |
| Granted: |
Sep. 09, 1953 |
Espacenet patent
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Jeff Joslin
"Vintage Machinery" entry for Impetus-Metalmaster
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Description: |
| The innovation is a triangular gib key for which the inventor claimed remarkable positioning accuracy. |
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