GB1229109A - - Google Patents

Info

Publication number
GB1229109A
GB1229109A GB1229109DA GB1229109A GB 1229109 A GB1229109 A GB 1229109A GB 1229109D A GB1229109D A GB 1229109DA GB 1229109 A GB1229109 A GB 1229109A
Authority
GB
United Kingdom
Prior art keywords
june
opposide
ricoh
headings
render
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)
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 GB1229109A publication Critical patent/GB1229109A/en
Expired legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00Optical elements other than lenses
    • G02B5/12Reflex reflectors
    • G02B5/126Reflex reflectors including curved refracting surface
    • G02B5/128Reflex reflectors including curved refracting surface transparent spheres being embedded in matrix

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Road Signs Or Road Markings (AREA)
  • Optical Elements Other Than Lenses (AREA)
GB1229109D 1968-06-25 1969-06-17 Expired GB1229109A (https=)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4436368 1968-06-25

Publications (1)

Publication Number Publication Date
GB1229109A true GB1229109A (https=) 1971-04-21

Family

ID=12689411

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1229109D Expired GB1229109A (https=) 1968-06-25 1969-06-17

Country Status (3)

Country Link
DE (1) DE1932259A1 (https=)
FR (1) FR2011644A1 (https=)
GB (1) GB1229109A (https=)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2947719C2 (de) * 1979-11-27 1981-08-27 D. Swarovski & Co., 6112 Wattens, Tirol Retroreflektorplatte
EP0128369A1 (de) * 1979-11-27 1984-12-19 D. Swarovski & Co. Retroreflektorplatte
DE3011955C2 (de) * 1980-03-27 1982-05-13 D. Swarovski & Co., 6112 Wattens, Tirol Retroreflektorplatte und Verfahren zu deren Herstellung
DE3931022A1 (de) * 1989-09-16 1991-03-28 Hommelwerke Gmbh Optischer retroreflektor

Also Published As

Publication number Publication date
FR2011644A1 (https=) 1970-03-06
DE1932259A1 (de) 1970-01-22

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee