4. Land vehicles
  5. Wheeled
  6. Running gear

Hugo Lenhard-Backhaus

Inventor

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Assembly comprising a frame, unsteered wheels and spring suspens

Land vehicles – Wheeled – Running gear
Patent

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Cardan shaft drive for a transmission, particularly for the dist

Rotary shafts – gudgeons – housings – and flexible couplings for ro – Coupling accommodates drive between members having... – Coupling transmits torque via radially directed pin
Patent

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Headphone

Acoustics – Anatomic or prosthetic relation – Ear and mouth
Reexamination Certificate

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Headphone

Electrical audio signal processing systems and devices – Electro-acoustic audio transducer – Plural or compound reproducers
Reexamination Certificate

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Magnet system of a sound transducer

Electrical audio signal processing systems and devices – Electro-acoustic audio transducer – Electromagnetic
Reexamination Certificate

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Profile ID: LFUS-PAI-P-228888

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