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Hendrik Roelofs

Philips

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Publication

Featured researches published by Hendrik Roelofs.

Archive | 1981

Low-pressure sodium vapor discharge lamp

Gustaaf Adolf Wesselink; Hendrik Roelofs; Cornelis H. M. Van Bommel

Archive | 1973

Halogen containing high-pressure mercury vapor discharge lamp

Gustaaf Adolf Wesselink; Hendrik Roelofs

Archive | 1979

Low-pressure mercury vapor discharge lamp with luminescent coatings on envelope walls

Gustaaf Adolf Wesselink; Hendrik Roelofs; Cornelis H. M. Van Bommel

Archive | 1980

Low pressure gas discharge lamp having fibers evenly distributed between the electrodes

Jan Hasker; Petrus Raymond Van Ijzendoorn; Hendrik Roelofs

Archive | 1979

Method of making a low-pressure gas discharge lamp

Jan Hasker; Petrus Raymond Van Ijzendoorn; Hendrik Roelofs

Archive | 1978

Discharge lamp operating circuit

Gustaaf Adolf Wesselink; Hendrik Roelofs; Gijsbert Johannes Ponsen

Archive | 1979

Low-pressure discharge lamp with tortuous discharge path

Gustaaf Adolf Wesselink; Hendrik Roelofs; Cornelis H. M. Van Bommel

Archive | 1976

ANORDNUNG ZUM BETRIEB EINER METALLDAMPFENTLADUNGSLAMPE

Gustaaf Adolf Wesselink; Hendrik Roelofs; Gijsbert Johannes Ponsen

Archive | 1975

GAS DISCHARGE LIGHTING ARRANGEMENT WITH REVERSIBLE ION SUPPLY

Gustaaf Adolf Wesselink; Richard Bleekrode; Hendrik Roelofs; Pieter Hendrik Broerse

Archive | 1973

Anordnung zum speisen einer gasund/oder dampfentladungslampe

Gustaaf Adolf Wesselink; Richard Bleekrode; Hendrik Roelofs; Pieter Hendrik Broerse

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Collaboration

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Gustaaf Adolf Wesselink

Philips

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Gijsbert Johannes Ponsen

Philips

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Cornelis H. M. Van Bommel

Philips

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Jan Hasker

Philips

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Petrus Raymond Van Ijzendoorn

Philips

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