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All Patents in class 92/125 | |||||
Number | Date | Patentee | Title | Type | |
293,585 | Feb. 12, 1884 | F.D. Maltby | Oscillating Steam Pumping Engine | steam pumping engines | |
4,220,284 | Sep. 02, 1980 | D.V. Chaphalkar, J.L. Beiswenger, F.A. Smiesko | Oscillating water sprinkler |