4. Geometrical instruments
  5. Indicator of direction of force traversing natural media
  6. Level or plumb, terrestrial gravitation responsive

John G. Baker

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Drain opening device

Brushing – scrubbing – and general cleaning – Machines – With air blast or suction
Reexamination Certificate

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Level vial assembly

Geometrical instruments – Indicator of direction of force traversing natural media – Level or plumb – terrestrial gravitation responsive
Patent

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Prevention of corrosion

Chemical apparatus and process disinfecting – deodorizing – preser – Process disinfecting – preserving – deodorizing – or sterilizing – Maintaining environment nondestructive to metal
Patent

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Treatment of aqueous systems

Liquid purification or separation – Processes – Preventing – decreasing – or delaying precipitation,...
Patent

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Profile ID: LFUS-PAI-P-138578

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