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| Patents for Milton H. Spielman | |||||
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| Number | Date | Patentee | Title | Type | |
| 1,474,180 | Nov. 13, 1923 | M.H. Spielman, A.R. Goldrick | Electric motor switch | electric switches | |
| 1,540,038 | Jun. 02, 1925 | M.H. Spielman | Electric motor | electric motors | |
| 1,581,237 | Apr. 20, 1926 | M.H. Spielman | Telephone receiver | ||
| 1,764,700 | Jun. 17, 1930 | W.H. Piesse, M.H. Spielman | Material-treating machine | food and drink mixers | |