4. Cutlery

Robert F. Kempf

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Axially and radially controllable magnetic bearing

Cutlery
Patent

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Bonding of sapphire to sapphire by eutectic mixture of aluminum

Receptacles – Envelope for electric lamp or similar device – With evacuating stem or valve
Patent

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Capillary flow weld-bonding

Electric heating – Metal heating – For bonding with pressure
Patent

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Cyclical bi-directional rotary actuator

Communications: electrical – Systems – Call station
Patent

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Digital plus analog output encoder

Communications: electrical – Audible indication – Percussion-type sound producer
Patent

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Profile ID: LFUS-PAI-P-290044

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