# Cancel Image Cole Number City State Subject Description Year Notes Actions
3331 PT-33 Patent 1881
3332 PT-34 Providence RI Patent 1879
3333 PT-35 Patent 1879
3334 PT-36 Washington DC Patent 1879
3335 PT-37 Patent 1879
3336 PT-38 Washington DC Patent 1870
3337 PT-39 Patent 1879
3338 PT-40 Patent 1873
3339 PT-41 Providence RI Patent 1879
3340 PT-42 Providence RI Patent 1879