US Patent: 454,207
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| Electric resistance-box
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Patentee:
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| Rudolf Eickemeyer, Jr. (exact or similar names) - Yonkers, NY |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Feb. 18, 1891 |
| Granted: |
Jun. 16, 1891 |
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Jeff Joslin
Vintage Machinery entry for Osterheld & Eickemeyer
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Description: |
| Inventor Rudolf Eickemeyer, Jr., went on to far greater fame as a portrait photographer. He is remembered as one of the greatest such artists of the era. |
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