 | 1897 - 688 pages
...General Manager. 60 YEARS' EXPERIENCE TRADE MARKS DESIGNS COPYRIGHTS ic Anyone sending a Rketrh nnd description may quickly ascertain our opinion free whether an invention Is probably pntentabte. Communications fltrfctlycnntldeimul. Handbook on Pntenls sent free. Oldest agency for securing... | |
 | 1909 - 326 pages
...2125 MAIN STREET. 6O YEARS' EXPERIENCE TRADE MARKS DESIGNS COPYRIGHTS Ac. Atryone Bending a itketch and description may quickly ascertain our opinion free whether an Invention Is probably piitentnhle. CommunlrrtUoni strictly confidential. HANDBOOK on Patent* •ent free. Oldest agency for... | |
 | 1907 - 346 pages
...for a copy pf Spa Wing's Catalogue— IT'S FREE rA,G,Spalding&Co,sD.'~ 611 Main Street - BUFFALO 60 YEARS' EXPERIENCE TRADE MARKS DESIGNS COPYRIGHTS Ac. Anyone sending a sketch and description maj quickly ascertain our opinion free whether an Invention Is probably patentable. Communications... | |
 | 1899 - 312 pages
...D. LYNCH & SONS, .Mnmifîirunerfc and dealers m BOOTS AND SHOES NIAGARA FALLS AND SUSPENSION BRIDGE TRADE MARKS DESIGNS . , , . • COPYRIGHTS Ac. Anyone sending a sketch and description may qnlelily ascertain our opinion free whether an Invention is probably patentable. Communications stricllyconärtentlal.... | |
 | 1900 - 342 pages
...HIGH-GRADE ALTAR BEESWAX CANDLES. Our Beeswax Candles aie the best made. Send for Samples and Price«. 5O YEARS' EXPERIENCE TRADE MARKS DESIGNS COPYRIGHTS Ac. Anyone sending a sketch and deacrlptlnn may quickly ascertain our opinion free whether an. Invention Is probably patentable. Communications... | |
 | 1904 - 100 pages
...gratis to Practitioners by mail upon requtst. 50 YEARS' EXPERIENCE TRADE MARKS DESIGNS COPYRIGHTS &c. Anyone sending a sketch and description may quickly...invention Is probably patentable. Communications strictly confidential. Handbook on Patents »ent free. Oldest agency for securing patents. Patent* taken through... | |
 | 1902 - 208 pages
...L POLK & CO., Publishers, DETROIT, - MICH. 60 YEARS' EXPERIENCE TRADE MARKS DESIGNS COPYRIGHTS &c. Anyone sending a sketch and description may quickly ascertain our opinion free whether an invention ia probably patentable. Communications strictly confidential. Handbook on Patents sent free. Oldest... | |
 | 1902 - 96 pages
...15 years. Do not be deceived by untried and unknown imitations. RL POLK & CO., DETROIT, - MICH. BO YEARS' EXPERIENCE ' TRADE MARKS DESIGNS COPYRIGHTS Ac. Anyone sending a sketch and description ma; Quickly ascertain our opinion free whether an Invention Is probably patentable. Communications... | |
 | 1910 - 756 pages
...SOLD 120 BOYLSTON ST.. BOSTON 60 YEARS' EXPERIENCE TRADE MARKS DESIGNS COPYRIGHTS Ac. Anyone Bending a sketch and description may quickly ascertain our opinion free whether an Invention Is probably pntemable. Communicatlonsstrictlyconlldential. HANDBOOK on Patent* sent free. Oldest agency for securing... | |
 | 1906 - 716 pages
...Washington, 509 lllh St., NW THE WILLIAMS M'F'Q CO., Limited PLATTSBCRGH, NT Points of Excellence 50 YEARS' EXPERIENCE TRADE MARKS DESIGNS COPYRIGHTS Ac. Anyone sending a sketch and description mar quickly ascertain our opinion free whether an Invention ts probably potentable. Communications... | |
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YEARS' EXPERIENCE TRADE MARKS DESIGNS COPYRIGHTS Ac. Anyone sending a sketch and description may quickly ascertain our opinion free whether an Invention is probably patentable. 
