4. Boring or penetrating the earth
  5. With signaling, indicating, testing or measuring
  6. Tool position direction or inclination measuring or...

John Mercer

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Dowel sleeves

Road structure – process – or apparatus – Pavement – Including joint means
Reexamination Certificate

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Earpiece acoustics

Telecommunications – Transmitter and receiver at same station – Radiotelephone equipment detail
Reexamination Certificate

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Method and apparatus for installment of underground utilities

Boring or penetrating the earth – With signaling – indicating – testing or measuring – Tool position direction or inclination measuring or...
Patent

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Method and apparatus for installment of underground utilities

Boring or penetrating the earth – With signaling – indicating – testing or measuring – Tool position direction or inclination measuring or...
Patent

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Position and orientation locator/monitor

Electricity: measuring and testing – Impedance – admittance or other quantities representative of... – Lumped type parameters
Patent

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Profile ID: LFUS-PAI-P-574864

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