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Detachable steerable power unit for occupant-propelled wheelchai

Motor vehicles – Motor-carrying attachments – Driven steering wheel type
Patent

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Detachable suspension mounting

Motor vehicles – Special wheel base – With means for changing number of supporting wheels – or for...
Reexamination Certificate

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Detachable transmission mechanism for a wheel chair

Motor vehicles – Motor-carrying attachments – Driven steering wheel type
Reexamination Certificate

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Detachable transmission mechanism for a wheel chair and...

Motor vehicles – Motor-carrying attachments – Driven steering wheel type
Reexamination Certificate

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Detachable vehicle body that is assembled and disassembled...

Motor vehicles – Special wheel base – Collapsible or knockdown for storage or transport
Reexamination Certificate

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Detachable vehicle body that is assembled and disassembled...

Motor vehicles – Special wheel base – Collapsible or knockdown for storage or transport
Reexamination Certificate

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Detection apparatus for occupant of a seat

Motor vehicles – With means for promoting safety of vehicle – its occupant or... – Responsive to absence or inattention of operator – or...
Reexamination Certificate

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Detector responsive fluid actuated auxiliary braking system

Motor vehicles – With means for promoting safety of vehicle – its occupant or... – Responsive to engagement of portion of perimeter of vehicle...
Patent

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Device and attendant equipment for converting a motor-scooter in

Motor vehicles – Including one or more ski-like or runner members – Member substitutable for wheel type support structure
Patent

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Device and method for continuous regulation of the erection...

Motor vehicles – Special wheel base – Five or more wheels
Reexamination Certificate

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Device and method for controlling distribution of drive...

Motor vehicles – Steering gear – With fluid power assist
Reexamination Certificate

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Device and method for holding a storage battery

Motor vehicles – Power – Battery mountings and holders
Patent

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Device and method for imparting oribtal motion to a wheeled carr

Motor vehicles – Wheeled infant carriage or crib with driven means for...
Patent

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Device and method for limiting a backward rolling speed of a...

Motor vehicles – With means responsive to speed of vehicle for maintaining...
Reexamination Certificate

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Device and method for mounting and assembling power unit

Motor vehicles – Power – Having specific motor-to-body-frame relationship
Reexamination Certificate

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Device and method for operating a vehicle

Motor vehicles – Manually actuated controlling devices
Reexamination Certificate

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Device and method for purging trapped air from a vehicle...

Motor vehicles – Steering gear – With fluid power assist
Reexamination Certificate

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Device and method for regaining balance

Motor vehicles – Ski- or skate-type vehicle for imparting movement to a... – With power means or a portion thereof affixed to or built...
Reexamination Certificate

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Device and method for regulating the driving speed of a vehicle

Motor vehicles – Power – Electric
Reexamination Certificate

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Device and method for removing heat energy from a compartment

Motor vehicles – Power – With means to guide and/or control air for power plant cooling
Reexamination Certificate

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