Patent soliciting and United States court practice, with remarks concerning specifications and claims, drawings, official examination, appeals, reissues, searches and reports, court practice, interferences, foreign patents, etc (1883)
Howson & Howson. [from old catalog] · [Philadelphia, Press of Times printing house] · leaf 155
WHARTON SWITCH CO-FROG. … WHITALUTATUM & CO.-GLORY-HOLE FURNACE. _2^^/
Patents
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