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Viscometer

Horology: time measuring systems or devices – Time interval – Electrical or electromechanical
Patent

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Visual alert device

Horology: time measuring systems or devices – Time interval – Electrical or electromechanical
Reexamination Certificate

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Watch for soccer referees

Horology: time measuring systems or devices – Time interval – Electrical or electromechanical
Patent

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Watch with fly back hand function and corresponding fly back...

Horology: time measuring systems or devices – Time interval – Electrical or electromechanical
Reexamination Certificate

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Water saving apparatus and method of using same

Horology: time measuring systems or devices – Time interval – Gravity actuated type
Patent

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Waterproof pace clock

Horology: time measuring systems or devices – Time interval – Electrical or electromechanical
Reexamination Certificate

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Wearing time measuring device for a removable medical apparatus

Horology: time measuring systems or devices – Time interval – Electrical or electromechanical
Patent

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Zero reset device for two time counters

Horology: time measuring systems or devices – Time interval – Mechanical stop time type
Reexamination Certificate

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Zero-resetting device for a timepiece

Horology: time measuring systems or devices – Time interval – Mechanical stop time type
Reexamination Certificate

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