4. Illumination
  5. Supports
  6. Pole or post type support

John A. Rolfe

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Electrical distribution system

Geometrical instruments
Patent

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Electrical plug with automatic shut-off feature

Electricity: circuit makers and breakers – Combined with or actuated by connector coupling – Multiple circuit control – selective
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Electrical services pole

Illumination – Supports – Pole or post type support
Patent

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Profile ID: LFUS-PAI-P-1083661

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