Vashon, George S., & co., Washington, D.C. [from old catalog] · Washington, D.C., G. S. Vashon & co. · leaf 5
■i il II II31 il 11 M ^ … T»» mm- i.^ ._. II II il-ri OFFICES: ROOMS 807-808, WASHINGTON LOAN AND TRUST BUILDINGCOR. 9th and F STS., N. W., WASHINGTON, D. C. GEORGE S. VASHON & CO. Patients Guarante;ed. HOW TO GET A PATENT If you have an invention for which you desire to secure protec-tion by letters-patent, forward a…
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