4. Measuring and testing
  5. Specimen stress or strain, or testing by stress or strain...
  6. By loading of specimen

David A. Martin

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Air circulator

Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Element or attachment – not elsewhere specified
Patent

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Air circulator

Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Element or attachment – not elsewhere specified
Patent

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Air circulator

Pumps – With condition responsive pumped fluid control – Plural paths having individual condition responsive control...
Patent

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Apparatus and method for assessing the liquid flow...

Measuring and testing – Instrument proving or calibrating – Volume of flow – speed of flow – volume rate of flow – or mass...
Reexamination Certificate

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Attachment for garden rake and method of making same

Harvesters – Hand rakes – Combined – convertible and attachments
Reexamination Certificate

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Profile ID: LFUS-PAI-P-79337

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