Colin Kelsall

3 Patents

• US126014062026

  Brittle Material Valves

  Fourth Power, Inc.

  0 cites
• US124675652025

  Brittle Material Joints with Dynamic Sealing

  Fourth Power, Inc.

  0 cites
• US122762822025

  Circulation Pump Made from Brittle Material

  Fourth Power, Inc.

  0 cites