NL145946B - DEVICE FOR GENERATING COLD, IN PARTICULAR AT VERY LOW TEMPERATURES. - Google Patents

DEVICE FOR GENERATING COLD, IN PARTICULAR AT VERY LOW TEMPERATURES.

Info

Publication number
NL145946B
NL145946B NL666602744A NL145946DA NL145946B NL 145946 B NL145946 B NL 145946B NL 666602744 A NL666602744 A NL 666602744A NL 145946D A NL145946D A NL 145946DA NL 145946 B NL145946 B NL 145946B
Authority
NL
Netherlands
Prior art keywords
low temperatures
generating cold
cold
generating
temperatures
Prior art date
Application number
NL666602744A
Other languages
Dutch (nl)
Inventor
Johannes Rudolphus Van D Geuns
Original Assignee
Philips Nv
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Publication of NL145946B publication Critical patent/NL145946B/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K9/00—Lamps having two or more incandescent bodies separately heated
    • H01K9/08—Lamps having two or more incandescent bodies separately heated to provide selectively different light effects, e.g. for automobile headlamp
NL666602744A 1949-04-13 DEVICE FOR GENERATING COLD, IN PARTICULAR AT VERY LOW TEMPERATURES. NL145946B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL282867X 1949-04-13

Publications (1)

Publication Number Publication Date
NL145946B true NL145946B (en)

Family

ID=19782371

Family Applications (2)

Application Number Title Priority Date Filing Date
NL72673D NL72673C (en) 1949-04-13
NL666602744A NL145946B (en) 1949-04-13 DEVICE FOR GENERATING COLD, IN PARTICULAR AT VERY LOW TEMPERATURES.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
NL72673D NL72673C (en) 1949-04-13

Country Status (4)

Country Link
US (1) US2617062A (en)
CH (1) CH282867A (en)
GB (1) GB678635A (en)
NL (2) NL145946B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE514629A (en) * 1951-10-06
BE540045A (en) * 1954-07-24
US3025424A (en) * 1958-06-16 1962-03-13 Gen Electric Electric lamp
DE1489386C3 (en) * 1962-07-24 1974-04-11 Rolf 8000 Muenchen Mickley Light bulb in the shape of a headlight
DE1197825B (en) * 1963-05-07 1965-08-05 Bosch Gmbh Robert Headlights for motor vehicles
NL154058B (en) * 1968-06-08 1977-07-15 Philips Nv HALOGEN BULB FOR VEHICLE LIGHTING.
US4536831A (en) * 1984-07-09 1985-08-20 Gte Products Corporation Replacement lamp with means for spacing
WO2012149243A1 (en) * 2011-04-29 2012-11-01 Siemens Healthcare Diagnostics Inc. High flux collimated illuminator and method of uniform field illumination

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB404578A (en) * 1933-08-17 1934-01-18 Wilhelm Honing Improvements in electric incandescent lamps
DE666004C (en) * 1936-07-19 1938-10-08 Patra Patent Treuhand Electric headlight bulb
GB481910A (en) * 1936-09-23 1938-03-21 Aloysius Antonius Linders Improvements in or connected with electric incandescent lamps
FR822808A (en) * 1937-06-09 1938-01-08 Vente Des App De Securite Sa P Emergency device in the interior of automotive vehicle lamps

Also Published As

Publication number Publication date
GB678635A (en) 1952-09-03
CH282867A (en) 1952-05-15
US2617062A (en) 1952-11-04
NL72673C (en)

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