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| Patents for Carl A. Bjornnson | |||||
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| Number | Date | Patentee | Title | Type | |
| 1,693,546 | Nov. 27, 1928 | C.P. Clark, C.A. Bjornnson | Fuel Injection System | fuel pumps | |
| 1,791,443 | Feb. 03, 1931 | C.A. Bjornnson, C.P. Clark | Fuel Injection Mechanism and Method | cylinder heads | |