SZARKA ENTERPRISES, INC.

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LIVONIA, MI, US

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Patents Grantslast 30 patents

Information Patent Grant
Railroad flangeway filler and expansion joint sealer
- Patent number 4,871,809
- Issue date Oct 3, 1989
- Szarka Enterprises, Inc.
- Paul J. Szarka
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Method for providing a vehicular supporting deck for a railroad gra...
- Patent number 3,955,761
- Issue date May 11, 1976
- Szarka Enterprises, Inc.
- Paul J. Szarka
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES

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Trademarklast 30 trademarks

Information Trademark
72451410 - FAB-RA-CAST
- Serial number 72451410
- Registration number 993578
- Filing date Mar 14, 1973
- SZARKA ENTERPRISES, INC.
- 6 - Common metals and their alloys