Vashon, George S., & co., Washington, D.C. [from old catalog] · Washington, D.C., G. S. Vashon & co. · leaf 13
se drawings. No cut will be made for lessthan $4.00. TERM OF THE PATENT. Patents are granted in this country for the term of seventeenyears and no longer, during which time the patentee has the exclusiveright to make, use, and sell the patented invention. TIME NECESSARY TO SECURE A PATENT. It is… … ^ ^^ %V\K^ clvii)C4^cyt4 SPECIMEN PATENT OFFICE DRAWING Patents Guaranteed. these divisions, and each one is more or less in arrears with its work.It usually takes, however, from two to three months to procure apatent. We make it a point to be prompt with our correspondence, andpreparation of the…
Patents · Inventions
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