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| Patents for Harry J. Renken | |||||
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| Picture | Number | Date | Patentee | Title | |
| 1,953,132 | Apr. 03, 1934 | H.J. Renken | Power Transmission Apparatus | ||
| 2,045,024 | Jun. 23, 1936 | F.P. Thieman, H.J. Renken | Pump | ||
| 2,780,209 | Feb. 05, 1957 | H.J. Renken | Engine Fuel Delivery Means | ||
| 2,780,210 | Feb. 05, 1957 | H.J. Renken | Engine Fuel Delivery Control | ||