GB Patent: GB-202,891
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| Improvements in road roller forecarriages
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Patentee:
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| Arthur Wallis (exact or similar names) - Basingstoke, county Hants, England |
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Patent Dates:
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| Applied: |
Nov. 11, 1922 |
| Granted: |
Nov. 11, 1923 |
Espacenet patent
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Jeff Joslin
Vintage Machinery entry for Wallis & Steevens
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Description: |
| This patent covers a mechanism to allow the front roller to be locked parallel with the rear roller, or be unlocked and allowed to adjust to the undulations of the road surface. |
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