JPS4818070B1 - - Google Patents

Info

Publication number
JPS4818070B1
JPS4818070B1 JP43029031A JP2903168A JPS4818070B1 JP S4818070 B1 JPS4818070 B1 JP S4818070B1 JP 43029031 A JP43029031 A JP 43029031A JP 2903168 A JP2903168 A JP 2903168A JP S4818070 B1 JPS4818070 B1 JP S4818070B1
Authority
JP
Japan
Legal status (The legal status 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 status listed.)
Pending
Application number
JP43029031A
Other languages
Japanese (ja)
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.)
Filing date
Publication date
Application filed filed Critical
Priority to JP43029031A priority Critical patent/JPS4818070B1/ja
Priority to US820577A priority patent/US3634716A/en
Priority to GB21935/69A priority patent/GB1272615A/en
Publication of JPS4818070B1 publication Critical patent/JPS4818070B1/ja
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/30—Vessels; Containers
    • H01J61/32—Special longitudinal shape, e.g. for advertising purposes
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B27/00—Photographic printing apparatus
    • G03B27/32—Projection printing apparatus, e.g. enlarger, copying camera
    • G03B27/52—Details
    • G03B27/54—Lamp housings; Illuminating means
    • G03B27/542—Lamp housings; Illuminating means for copying cameras, reflex exposure lighting

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Vessels And Coating Films For Discharge Lamps (AREA)
  • Discharge Lamp (AREA)
  • Light Sources And Details Of Projection-Printing Devices (AREA)
JP43029031A 1968-04-30 1968-04-30 Pending JPS4818070B1 (OSRAM)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP43029031A JPS4818070B1 (OSRAM) 1968-04-30 1968-04-30
US820577A US3634716A (en) 1968-04-30 1969-04-30 Rectangularly shaped gas-filled lamp for photocopying machines
GB21935/69A GB1272615A (en) 1968-04-30 1969-04-30 Improvements in and relating to gas-filled discharge lamps

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP43029031A JPS4818070B1 (OSRAM) 1968-04-30 1968-04-30

Publications (1)

Publication Number Publication Date
JPS4818070B1 true JPS4818070B1 (OSRAM) 1973-06-02

Family

ID=12265024

Family Applications (1)

Application Number Title Priority Date Filing Date
JP43029031A Pending JPS4818070B1 (OSRAM) 1968-04-30 1968-04-30

Country Status (3)

Country Link
US (1) US3634716A (OSRAM)
JP (1) JPS4818070B1 (OSRAM)
GB (1) GB1272615A (OSRAM)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3112878A1 (de) * 1981-03-31 1982-10-14 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH, 8000 München Quecksilberdampf-niederdruckentladungslampe und verfahren zur herstellung
GB9601418D0 (en) * 1996-01-24 1996-03-27 England Paul Lighting device
DE29701200U1 (de) * 1997-01-24 1997-03-20 Böhm, Werner, 98693 Ilmenau Gasentladungsröhre
US20090279178A1 (en) * 2008-05-09 2009-11-12 Chengwu Cui Scanhead For Image Illumination Uniformity And Method Thereof

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA469166A (en) * 1950-11-07 Canadian General Electric Company Electric lamps of double spiral convolutions
US2392661A (en) * 1944-08-10 1946-01-08 Gen Electric Base for electric lamps or similar devices
US2562740A (en) * 1948-03-13 1951-07-31 Charles E Rose Illuminating device for automobile license plates
US2623988A (en) * 1948-05-24 1952-12-30 Electrical Products Corp Tube and support combination for illuminated signs
US2618089A (en) * 1949-09-17 1952-11-18 Charles E Rose Automobile license plate holder
BE514768A (OSRAM) * 1951-10-13
US2726587A (en) * 1951-12-03 1955-12-13 Richard S Cutter Photographic contact printer
US2743388A (en) * 1953-09-08 1956-04-24 Samuel C Bartley Electric lamp
US3300633A (en) * 1964-08-17 1967-01-24 Richards Corp Unitary serpentine tubular light source and mounting means and method of making

Also Published As

Publication number Publication date
US3634716A (en) 1972-01-11
GB1272615A (en) 1972-05-03

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