4. Electrical transmission or interconnection systems
  5. With harmonic filter or neutralizer

Ontario Inc.

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Apparatus for generating ozone and/or O 1 using a high...

Chemical apparatus and process disinfecting – deodorizing – preser – Chemical reactor – With means applying electromagnetic wave energy or...
Reexamination Certificate

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Control apparatus for ice rink refrigeration equipment

Refrigeration – Automatic control – By accumulation on freezing surface – e.g. – ice
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Covered roller for gate system

Movable or removable closures – With means mounting closure for reciprocation
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Formulations for detecting asthma

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Nitrogen containing other than solely as a nitrogen in an...
Reexamination Certificate

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Ice-hockey goal frame with puck deflector

Games using tangible projectile – Playing field or court game; game element or accessory... – Goal or target structure for projectile; element thereof
Reexamination Certificate

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