4. Boots, shoes, and leggings

Richard D. Lewis

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Air flow control valve

Fluid handling – Line condition change responsive valves – Safety cut-off requiring reset
Patent

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Control apparatus for adjusting the position of a workpiece

Boots – shoes – and leggings
Patent

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Distance sensing apparatus and method

Boots – shoes – and leggings
Patent

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Energy conserving refrigeration device

Refrigeration – Refrigeration producer – Sorbent type
Patent

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Non-degrading back pressure regulator

Fluid handling – Line condition change responsive valves – Direct response valves
Patent

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Profile ID: LFUS-PAI-P-607996

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