4. Plastic and nonmetallic article shaping or treating: processes
  5. Mechanical shaping or molding to form or reform shaped article
  6. Shaping against forming surface

J. Douglas Field

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Accelerated startup for a balancing personal vehicle

Electricity: motive power systems – Positional servo systems – Vehicular guidance systems with single axis control
Reexamination Certificate

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Apparatus and method for attaching a wheel to an axle

Land vehicles: wheels and axles – Wheel – Detachable wheel section
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Control of a personal transporter based on user position

Communications: electrical – Land vehicle alarms or indicators – Internal alarm or indicator responsive to a condition of the...
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Control of a personal transporter based on user position

Motor vehicles – Special driving device
Reexamination Certificate

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Deceleration control of a personal transporter

Electricity: motive power systems – Positional servo systems – With particular 'error-detecting' means
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Profile ID: LFUS-PAI-P-1288944

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