John A. Trygg

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Milford, KS, US

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Patents Grantslast 30 patents

Information Patent Grant
Method of remixing hot mix asphalt material in an asphalt paver and...
- Patent number 6,375,386
- Issue date Apr 23, 2002
- Cedarapids, Inc.
- Charles G. Macku
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Asphalt paver with remixing conveyer system
- Patent number 6,099,205
- Issue date Aug 8, 2000
- Cedarapids, Inc.
- Charles G. Macku
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Additive injection device for paving machines
- Patent number 6,071,040
- Issue date Jun 6, 2000
- Cedarapids Inc.,
- Charles G. Macku
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Asphalt paver with remixing conveyor system
- Patent number 6,007,272
- Issue date Dec 28, 1999
- Cedarapids, Inc.
- Charles G. Macku
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES