FR453758A - Lampe électrique à réflecteur - Google Patents

Lampe électrique à réflecteur

Info

Publication number
FR453758A
FR453758A FR453758DA FR453758A FR 453758 A FR453758 A FR 453758A FR 453758D A FR453758D A FR 453758DA FR 453758 A FR453758 A FR 453758A
Authority
FR
France
Prior art keywords
reflector lamp
electric reflector
electric
lamp
reflector
Prior art date
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.)
Expired
Application number
Other languages
English (en)
Inventor
Sigbert Bloch
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 by Individual filed Critical Individual
Application granted granted Critical
Publication of FR453758A publication Critical patent/FR453758A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/28—Envelopes; Vessels
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C3/00—Measuring distances in line of sight; Optical rangefinders
    • G01C3/10—Measuring distances in line of sight; Optical rangefinders using a parallactic triangle with variable angles and a base of fixed length in the observation station, e.g. in the instrument
    • G01C3/14—Measuring distances in line of sight; Optical rangefinders using a parallactic triangle with variable angles and a base of fixed length in the observation station, e.g. in the instrument with binocular observation at a single point, e.g. stereoscopic type

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Telescopes (AREA)
FR453758D 1912-12-14 1913-01-30 Lampe électrique à réflecteur Expired FR453758A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE453758X 1912-12-14

Publications (1)

Publication Number Publication Date
FR453758A true FR453758A (fr) 1913-06-16

Family

ID=6538820

Family Applications (1)

Application Number Title Priority Date Filing Date
FR453758D Expired FR453758A (fr) 1912-12-14 1913-01-30 Lampe électrique à réflecteur

Country Status (2)

Country Link
FR (1) FR453758A (fr)
GB (1) GB453758A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2909693A (en) * 1954-02-10 1959-10-20 Cibie Pierre Headlamp, notably vehicle headlamp
EP1722401A2 (fr) * 2005-04-28 2006-11-15 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH Lampe électrique à nopes pour corp lumineux

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2909693A (en) * 1954-02-10 1959-10-20 Cibie Pierre Headlamp, notably vehicle headlamp
EP1722401A2 (fr) * 2005-04-28 2006-11-15 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH Lampe électrique à nopes pour corp lumineux
EP1722401A3 (fr) * 2005-04-28 2007-09-12 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH Lampe électrique à nopes pour corp lumineux
US7548025B2 (en) 2005-04-28 2009-06-16 Osram Gesellschaft Mit Beschraenkter Haftung Electric lamp having retaining pinches for the luminous element

Also Published As

Publication number Publication date
GB453758A (en) 1936-09-17

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