4. Electricity: conductors and insulators
  5. Conduits, cables or conductors
  6. Conductive armor or sheath

Roger Johansen

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Method for making flexible coaxial cable

Metal working – Method of mechanical manufacture – Electrical device making
Patent

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Method of making a flexible coaxial cable and resultant cable

Electricity: conductors and insulators – Conduits – cables or conductors – Conductive armor or sheath
Patent

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Process for the recovery of oil from a natural oil reservoir

Wells – Processes – Distinct – separate injection and producing wells
Reexamination Certificate

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Profile ID: LFUS-PAI-P-1030062

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