# Cancel Image Cole Number City State Subject Description Year Notes Actions
3341 PT-43 Providence RI Patent 1881
3342 PT-44 Boston MA Patent 1881
3343 PT-45 Patent 1879
3344 PT-46 Patent 1873
3345 PT-47 Patent 1873
3346 PT-48 Patent 1879
3347 PT-49 Patent
3348 PT-50 Lebanon PA Patent 1885
3349 PT-51 Patent 1879
3350 PT-52 Coeymans NY Patent 1877