Frank A. March

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Reston, VA, US

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Patents Grantslast 30 patents

Information Patent Grant
Method of making extruded plastic members
- Patent number 5,937,521
- Issue date Aug 17, 1999
- Seaward International, Inc.
- Frank A. March
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Reinforced plastic piling and method and apparatus for making same
- Patent number 5,658,519
- Issue date Aug 19, 1997
- Seaward International, Inc.
- Frank A. March
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Elongated structural member and method and appartus for making same
- Patent number 5,650,224
- Issue date Jul 22, 1997
- Seaward International, Inc.
- Frank A. March
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Bottom tension fence-type water buoyant containment boom
- Patent number 4,270,874
- Issue date Jun 2, 1981
- Seaward International, Inc.
- Frank A. March
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING