4. Horology: time measuring systems or devices
  5. Mechanical time base
  6. Mainspring

Fritz Harle

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Cleaning devices for records and pickup styli

Special receptacle or package – Combined or convertible – Packaged assemblage or kit
Patent

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Metronome

Music – Accessories – Teaching devices
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Metronome

Measuring – testing – or signalling instruments – Time-measuring instrument or casing – Metronome
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Windable clockwork for a metronome

Horology: time measuring systems or devices – Mechanical time base – Mainspring
Patent

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Profile ID: LFUS-PAI-P-428917

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