4. Typewriting machines
  5. Typing by other than type-face or type-die
  6. Character formation by impact

Arthur L. Matschke

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Apparatus and method for a bio-conditioning germicidal dryer

Radiant energy – Supported for nonsignalling objects of irradiation – With source support
Patent

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Apparatus and method for a bio-conditioning germicidal dryer

Chemical apparatus and process disinfecting – deodorizing – preser – Process disinfecting – preserving – deodorizing – or sterilizing – Using direct contact with electrical or electromagnetic...
Patent

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Apparatus and method for germicidal cleansing of air

Chemical apparatus and process disinfecting – deodorizing – preser – For deodorizing of – or chemical purification of – or... – With means exposing gas to electromagnetic wave energy or...
Patent

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Apparatus and method for germicidally cleaning air in a duct sys

Chemical apparatus and process disinfecting – deodorizing – preser – For deodorizing of – or chemical purification of – or... – With means exposing gas to electromagnetic wave energy or...
Patent

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Apparatus and method for simultaneously germicidally...

Chemical apparatus and process disinfecting – deodorizing – preser – For deodorizing of – or chemical purification of – or... – With means exposing gas to electromagnetic wave energy or...
Reexamination Certificate

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Profile ID: LFUS-PAI-P-343414

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