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Hayes, John L.
All books by Hayes, John L.
(Displaying Books 1-20 of 34 in total)
Argument in the matter of the appeal to the commissioner of patents from the decision of the examiners-in-chief rejecting Levi Decker's application for a patent for improvement in cushions for billiard-tables
Hayes, John L.
Customs duties on the necessaries of life and their relations to the national industry
Hayes, John L.