# Cancel Image Cole Number City State Subject Description Year Notes Actions
3301 PT-3 Louisville KY Patent
3302 PT-4 Louisville KY Patent 1873
3303 PT-5 Louisville KY Patent 1873
3304 PT-6 Louisville KY Patent 1873
3305 PT-7 Chicago IL Patent 1873
3306 PT-8 Chicago IL Patent 1876
3307 PT-9 Chicago IL Patent 1875 P.C.
3308 PT-10 Pana IL Patent
3309 PT-11 Madison WI Patent 1873
3310 PT-12 San Francisco CA Patent 1873