IMPORTANT TO INVENTORS. OUR PRINCIPAL OFFICE BRANCH OFFICE IN THE CITY OF WASHINGTON A SPECIAL NOTICE. EXAMINATION OF INVENTIONS. PRELIMINARY EXAMINATION THE COSTS ATTENDING AN APPLICATION FOREIGN PATENTS. Issued from the United States Patent Office MACHINE FOR THRESHING AND SEPARATING GRAIN MACHINES FOB ROLLING LEATHER INTO BALES—Na MACHINE FOR CHAMFERING AND CROZING BARRELS APPARATUS FOR HEATING AND COOLING AIR TO lie MACHINE FOR CORING AND QUARTERING APPLES RETORTS FOR DISTILLING OILS FROM COAL—John MACHINES FOR FANNING AND ASSORTING GRAIN—R., scientific american, 1858-08-21
IMPORTANT TO INVENTORS. OUR PRINCIPAL OFFICE BRANCH OFFICE IN THE CITY OF WASHINGTON A SPECIAL NOTICE. EXAMINATION OF INVENTIONS. PRELIMINARY EXAMINATION THE COSTS ATTENDING AN APPLICATION FOREIGN PATENTS. Issued from the United States Patent Office MACHINE FOR THRESHING AND SEPARATING GRAIN MACHINES FOB ROLLING LEATHER INTO BALES—Na MACHINE FOR CHAMFERING AND CROZING BARRELS APPARATUS FOR HEATING AND COOLING AIR TO lie MACHINE FOR CORING AND QUARTERING APPLES RETORTS FOR DISTILLING OILS FROM COAL—John MACHINES FOR FANNING AND ASSORTING GRAIN—R., scientific american, 1858-08-21
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