NL31220C - - Google Patents

Info

Publication number
NL31220C
NL31220C NL31220DA NL31220C NL 31220 C NL31220 C NL 31220C NL 31220D A NL31220D A NL 31220DA NL 31220 C NL31220 C NL 31220C
Authority
NL
Netherlands
Application number
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 NL31220C publication Critical patent/NL31220C/xx

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S11/00—Non-electric lighting devices or systems using daylight

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Aerials With Secondary Devices (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Optical Elements Other Than Lenses (AREA)
NL31220D 1929-09-21 NL31220C (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR682145T 1929-09-21

Publications (1)

Publication Number Publication Date
NL31220C true NL31220C (enrdf_load_stackoverflow)

Family

ID=9023168

Family Applications (1)

Application Number Title Priority Date Filing Date
NL31220D NL31220C (enrdf_load_stackoverflow) 1929-09-21

Country Status (5)

Country Link
US (1) US1938003A (enrdf_load_stackoverflow)
BE (1) BE372482A (enrdf_load_stackoverflow)
FR (1) FR682145A (enrdf_load_stackoverflow)
GB (1) GB351320A (enrdf_load_stackoverflow)
NL (1) NL31220C (enrdf_load_stackoverflow)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2494879A (en) * 1946-06-17 1950-01-17 Journel Jacques Apparatus for projecting sunlight onto public exhibits and advertising subjects
US2712772A (en) * 1952-07-24 1955-07-12 Ceutre Nat De La Rech Scient Self-regulating automatic heliostat reflecting mirror device
US2951163A (en) * 1956-08-03 1960-08-30 Hoffman Electronics Corp Versatile solar powered radio receiver or the like
US3231743A (en) * 1962-03-13 1966-01-25 Radiation Inc Optical fiber acquisition and tracking system
GR82284B (enrdf_load_stackoverflow) * 1980-07-24 1984-12-13 Messerschmitt Boelkow Blohm

Also Published As

Publication number Publication date
BE372482A (enrdf_load_stackoverflow)
US1938003A (en) 1933-12-05
GB351320A (en) 1931-06-25
FR682145A (fr) 1930-05-23

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