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| Patents for Henry Dreyfuss | |||||
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| Number | Date | Patentee | Title | Type | |
| D138,855 | Sep. 19, 1944 | H. Dreyfuss | Weighing Scale | scales and balances | |
| D138,856 | Sep. 19, 1944 | H. Dreyfuss | Weighing Scale | scales and balances | |
| D138,857 | Sep. 19, 1944 | H. Dreyfuss | Beam Assembly for a Portable Sale or Similar Article | scales and balances | |
| D138,858 | Sep. 19, 1944 | H. Dreyfuss | Weighing Scale | scales and balances | |
| D138,859 | Sep. 19, 1944 | H. Dreyfuss | Weighing Scale | scales and balances | |
| D141,719 | Jun. 26, 1945 | H. Dreyfuss | Diesel Engine | diesel engines | |
| D142,254 | Aug. 21, 1945 | H. Dreyfuss, T. Brown | Tractor Housing | tractors | |