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Franciscus Schermers

LSLear Siegler: 1 patents #30 of 111Top 30%

Grandville, MI: #118 of 219 inventorsTop 55%

Michigan: #49,615 of 86,293 inventorsTop 60%

Overall (All Time): #4,012,427 of 4,157,543Top 100%

1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4507737	Heading reference and land navigation system	Eugene A. LaSarge, Daniel L. Sugarbaker	1985-03-26