Cecil T. Humphrey

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Burnaby, B.C., CA

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Patents Grantslast 30 patents

Information Patent Grant
Double bank grain cleaner and aspirator therefor
- Patent number 4,840,727
- Issue date Jun 20, 1989
- Cecil T. Humphrey
- B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
Information Patent Grant
Dual frequency vibratory screen for classifying granular material
- Patent number 4,482,455
- Issue date Nov 13, 1984
- Cecil T. Humphrey
- B07 - SEPARATING SOLIDS FROM SOLIDS SORTING