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xc-patents:xc-1083 [2019/05/25 00:16] (current)
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 +====== Patent XC-1083: 1860-01-25, A self-acting anti-friction steam slide valve ======
 +
 +^ X Number ​     ^ Date       ^ Inventor ​      ^ City             ^ Title  ^
 +| XC-1083 ​      | 1860-01-25 | Alexander F. Ward | Camden, Kent County, ON Canada | A self-acting anti-friction steam slide valve |
 +
 +===== Comments =====
 +
 +Alexander F. Ward received several Canadian and American patents related to steam engines and sawmill machinery. So far as we can tell, he was a sawmill operator and not a manufacturer.
 +This patent was issued out of order.
 +XC patents are Canadian patents issued between 1824 and 1869.
 +
 +===== Information Sources =====
 +
 +(To be filled in.)
 +    ​
 +
 +===== External links =====
 +
  
xc-patents/xc-1083.txt ยท Last modified: 2019/05/25 00:16 (external edit)