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Patents for May Layden | |||||
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Picture | Number | Date | Patentee | Title | |
![]() | 1,102,700 | Jul. 07, 1914 | W. Spacke, D.T. Brownlee, F.W. Spacke | Internal-Combustion Engine | |
![]() | 1,108,265 | Aug. 25, 1914 | W. Spacke, D.T. Brownlee, F.W. Spacke | Internal Combustion Engine |