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Inventor
RACKLIFFE RICHARD J
2 patents
Patents
2 patents
US4064747A
Dec 27, 1977
Relative and sub-cyclic speed measurements for internal combustion engine diagnostics
UNITED TECHNOLOGIES CORP
43 citations
88
US4055993A
Nov 1, 1977
Sub-cyclic measurement of speed of an internal combustion engine
UNITED TECHNOLOGIES CORP
18 citations
70