| Patents for Rudolf Eickemeyer Jr. |
Patents 1 -
10
of 14
      |
| Picture | Number | Date | Patentee | Title |
 | 240,311 | Apr. 19, 1881 | R. Eickemeyer | Hat Pouncing Machine |
| | 413,337 | Oct. 22, 1889 | R. Eickemeyer | Dynamo-electric machine |
| | 413,338 | Oct. 22, 1889 | R. Eickemeyer | Magnetic gage for testing the magnetic conductivity of metals |
| | 413,339 | Oct. 22, 1889 | R. Eickemeyer | Secondary battery |
| | 413,363 | Oct. 22, 1889 | R. Eickemeyer | Dynamo-electric machine |
| | 454,207 | Jun. 16, 1891 | R. Eickemeyer, Jr. | Electric resistance-box |
| | 486,094 | Nov. 15, 1892 | R. Eickemeyer | Secondary battery |
| | 524,020 | Aug. 07, 1894 | R. Eickemeyer | Dynamo-electric machine |
| | 525,697 | Sep. 11, 1894 | R. Eickemeyer | Winding for drum-armatures in dynamo-machines |
| | 541,200 | Jun. 18, 1895 | R. Eickemeyer | Electric elevator |
