4. Communications: electrical
  5. Condition responsive indicating system
  6. Specific condition

Roger S. Clarke

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Electrical panel safety monitor

Communications: electrical – Condition responsive indicating system – Specific condition
Reexamination Certificate

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Open-ended ratchet wrench

Tools – Wrench – screwdriver – or driver therefor – Plural pivoted jaws and handle-lever
Patent

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Three-phase fuse status indicator

Communications: electrical – Condition responsive indicating system – Specific condition
Patent

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Twist drill for tough plastics

Cutting by use of rotating axially moving tool – Tool or tool with support – Having peripherally spaced cutting edges
Patent

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Profile ID: LFUS-PAI-P-1396958

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