4. Static structures (e.g., buildings)
  5. With means for split-prevention or damaged part repair

Wilfred B. Johnson

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Heating and cooling system using ground air

Heat exchange – With valve or movable deflector for heat exchange fluid flow – With by-pass of heat exchanger or heat exchanger section
Patent

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Method of producing crack free logs

Static structures (e.g. – buildings) – With means for split-prevention or damaged part repair
Patent

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Twin piston-per-cylinder engine

Internal-combustion engines – Multiple cylinder – Cylinder offset from crankshaft axis
Patent

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Profile ID: LFUS-PAI-P-230311

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