List of Canadian Patents from the Beginning of the Patent Office, June, 1824, to the 31st of August, 1872

List of Canadian Patents from the Beginning of the Patent Office, June, 1824, to the 31st of August, 1872

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Product details

  • Hardback | 238 pages
  • 156 x 234 x 14mm | 513g
  • Wentworth Press
  • United States
  • English
  • black & white illustrations
  • 1371788553
  • 9781371788551