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
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 (ja)

Priority Applications (3)

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

Publications (1)

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

Family

ID=12265024

Family Applications (1)

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

Country Status (3)

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

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 (ja) * 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
GB1272615A (en) 1972-05-03
US3634716A (en) 1972-01-11

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