4. Locks
  5. Operating mechanism
  6. Combination and key

John J. Risko

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Electronic device enclosure

Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Telephone equipment
Patent

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Electronic device enclosure

Electricity: conductors and insulators – Boxes and housings – Hermetic sealed envelope type
Patent

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Key

Locks – Operating mechanism – Combination and key
Patent

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Method for making Schottky barrier diodes

Coating processes – Electrical product produced – Condenser or capacitor
Patent

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Pushbutton lock

Locks – Operating mechanism – Combination
Patent

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Profile ID: LFUS-PAI-P-862671

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