Burton K. Olsson

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Park Ridge, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Unitized seal for severe service applications
- Patent number 4,613,005
- Issue date Sep 23, 1986
- Chicago Rawhide Manufacturing Co.
- Burton K. Olsson
- E21 - EARTH DRILLING MINING
Information Patent Grant
Heavy duty end face seal with asymmetrical cross-section
- Patent number 4,421,327
- Issue date Dec 20, 1983
- James P. Morley
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Mechanical end face seal with dirt excluder lip
- Patent number 4,256,315
- Issue date Mar 17, 1981
- CR Industries
- Ellis Larson
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
End face seal assemblies
- Patent number 3,940,154
- Issue date Feb 24, 1976
- Chicago Rawhide Manufacturing Company
- Burton K. Olsson
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...