4. Card, picture, or sign exhibiting
  5. Display card
  6. Combined with receptacle means

John J. Gilbert

Inventor

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Card-and-balloon novelty device

Card – picture – or sign exhibiting – Display card – Combined with receptacle means
Patent

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Connection assembly for rigid stem dial gauge

Measuring and testing – Gas analysis – Moisture content or vapor pressure
Patent

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Method and apparatus for excavating settled body of solids

Mining or in situ disintegration of hard material – Processes – Breaking down by direct contact with fluid
Patent

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Underground mining system

Boring or penetrating the earth – With above-ground means for handling drilling fluid or cutting – With suction pump inlet communicating with bore bottom
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Profile ID: LFUS-PAI-P-504221

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