Mackay; Carol Ann

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Winona, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Gear case
- Patent number 5,676,221
- Issue date Oct 14, 1997
- Mackay; Carol Ann
- Richard J. Renk
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Railway truck wear liner
- Patent number D340890
- Issue date Nov 2, 1993
- Mackay; Carol Ann
- Gordon J. Martin
- D12 - Transportation
Information Patent Grant
Filler cap
- Patent number 5,255,815
- Issue date Oct 26, 1993
- Mackay; Carol Ann
- Richard J. Renk
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Lubricant retaining device
- Patent number 5,123,297
- Issue date Jun 23, 1992
- Mackay; Carol Ann
- Richard J. Renk
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Traction motor suspension bearing lubricator
- Patent number 5,082,089
- Issue date Jan 21, 1992
- Mackay; Carol Ann
- Richard J. Renk
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Lubricant restricting device
- Patent number 5,038,631
- Issue date Aug 13, 1991
- Mackay; Carol Ann
- Richard J. Renk
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

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