NL6900628A - - Google Patents

Info

Publication number
NL6900628A
NL6900628A NL6900628A NL6900628A NL6900628A NL 6900628 A NL6900628 A NL 6900628A NL 6900628 A NL6900628 A NL 6900628A NL 6900628 A NL6900628 A NL 6900628A NL 6900628 A NL6900628 A NL 6900628A
Authority
NL
Netherlands
Application number
NL6900628A
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
Publication of NL6900628A publication Critical patent/NL6900628A/xx

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/26—Screens; Filters
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K3/00—Apparatus or processes adapted to the manufacture, installing, removal, or maintenance of incandescent lamps or parts thereof
    • H01K3/02—Manufacture of incandescent bodies
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K7/00—Lamps for purposes other than general lighting
    • H01K7/02—Lamps for purposes other than general lighting for producing a narrow beam of light; for approximating a point-like source of light, e.g. for searchlight, for cinematographic projector

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Carbon And Carbon Compounds (AREA)
NL6900628A 1968-01-18 1969-01-15 NL6900628A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US69896368A 1968-01-18 1968-01-18
US69896268A 1968-01-18 1968-01-18

Publications (1)

Publication Number Publication Date
NL6900628A true NL6900628A (ja) 1969-07-22

Family

ID=27106313

Family Applications (1)

Application Number Title Priority Date Filing Date
NL6900628A NL6900628A (ja) 1968-01-18 1969-01-15

Country Status (4)

Country Link
BE (1) BE726858A (ja)
DE (1) DE1901826A1 (ja)
FR (1) FR2000389A1 (ja)
NL (1) NL6900628A (ja)

Also Published As

Publication number Publication date
FR2000389A1 (fr) 1969-09-05
DE1901826A1 (de) 1969-09-04
BE726858A (ja) 1969-06-16

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