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| Patents Granted on 1915-06-22 | |||||
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| Number | Date | Patentee | Title | Type | |
| CA-163,330 | Jun. 22, 1915 | R. Jardine | Oil atomizing apparatus | ||
| 1,143,691 | Jun. 22, 1915 | A.L. De Leeuw | Grinder Structure | tool grinders | |
| 1,143,874 | Jun. 22, 1915 | M.A. Yeakley | Trolley retriever or safety device | railroad cars and carriages | |
| 1,143,976 | Jun. 22, 1915 | P. Kruse | Double-seaming machine | can making machines | |
| 1,144,049 | Jun. 22, 1915 | R. Neumann | Butt and Lock Gage | butt gauges | |
| 1,144,094 | Jun. 22, 1915 | W.A. Barker | Water-circulation system for subways | ||