4. Excavating
  5. Ditcher

Donald J. Hackman

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Apparatus for pneumatic excavation

Excavating – Ditcher
Patent

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Automatic weapon simulator

Firearms – With adjustable head space – By reaming
Patent

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Bioabsorbable structural interbody vertebral implant

Medical and laboratory equipment – Equipment for diagnosis – analysis – or treatment – Prosthesis or implant
Design Patent

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Ceramic pressure housing with metal endcaps

Receptacles – High-pressure-gas tank
Patent

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Connector mate/demate tool

Tools – Wrench – screwdriver – or driver therefor – Machine
Patent

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Profile ID: LFUS-PAI-P-295821

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