Derek W. Hart

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Canby, OR, US

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Patents Grantslast 30 patents

Information Patent Grant
Spa step unit system
- Patent number 5,235,708
- Issue date Aug 17, 1993
- D. W. Hart Woodworking
- Derek W. Hart
- B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...