James E. Rookus

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Grand Rapids, MI, US

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Patents Grantslast 30 patents

Information Patent Grant
Sharpener for screens of circular blades
- Patent number 4,299,063
- Issue date Nov 10, 1981
- James Rookus
- B24 - GRINDING POLISHING
Information Patent Grant
Device to improve cutting action of electric shavers
- Patent number 4,102,044
- Issue date Jul 25, 1978
- James E. Rookus
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Grant
Sharpeners for electric shavers
- Patent number 4,028,799
- Issue date Jun 14, 1977
- James E. Rookus
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Grant
Hair raising panel for electric shavers
- Patent number 4,003,130
- Issue date Jan 18, 1977
- James E. Rookus
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Grant
Hair-raising panel for electric razor
- Patent number 3,940,851
- Issue date Mar 2, 1976
- James E. Rookus
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Grant
Sharpener for electric shavers
- Patent number 3,935,638
- Issue date Feb 3, 1976
- James E. Rookus
- B26 - HAND CUTTING TOOLS CUTTING SEVERING