4. Communications: electrical
  5. Digital comparator systems

John C. McDonald

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Communication processor apparatus for use in a TDM switching sys

Patent

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Double redundant processor

Boots – shoes – and leggings
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Fitting

Environmental heating and cooling; fluid handling and sanitary e – Fluid handling or treatment equipment – Fitting
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Integrated message accounting system

Patent

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Integrated telephone transmission and switching system

Multiplex communications – Wide area network – Packet switching
Patent

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Profile ID: LFUS-PAI-P-36440

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