BE711381A - - Google Patents
Info
- Publication number
- BE711381A BE711381A BE711381DA BE711381A BE 711381 A BE711381 A BE 711381A BE 711381D A BE711381D A BE 711381DA BE 711381 A BE711381 A BE 711381A
- Authority
- BE
- Belgium
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/12—Reflex reflectors
- G02B5/122—Reflex reflectors cube corner, trihedral or triple reflector type
- G02B5/124—Reflex reflectors cube corner, trihedral or triple reflector type plural reflecting elements forming part of a unitary plate or sheet
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F9/00—Arrangement of road signs or traffic signals; Arrangements for enforcing caution
- E01F9/50—Road surface markings; Kerbs or road edgings, specially adapted for alerting road users
- E01F9/553—Low discrete bodies, e.g. marking blocks, studs or flexible vehicle-striking members
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/12—Reflex reflectors
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Illuminated Signs And Luminous Advertising (AREA)
- Optical Elements Other Than Lenses (AREA)
- Road Signs Or Road Markings (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US62572367A | 1967-03-24 | 1967-03-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE711381A true BE711381A (US06534493-20030318-C00166.png) | 1968-08-28 |
Family
ID=24507289
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE711381D BE711381A (US06534493-20030318-C00166.png) | 1967-03-24 | 1968-02-28 |
Country Status (7)
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4025159A (en) * | 1976-02-17 | 1977-05-24 | Minnesota Mining And Manufacturing Company | Cellular retroreflective sheeting |
| LU74641A1 (US06534493-20030318-C00166.png) * | 1976-03-25 | 1977-10-10 | ||
| DE2747324A1 (de) * | 1977-10-21 | 1979-04-26 | Ferro Corp | Rueckstrahler |
| DE7809465U1 (de) * | 1978-03-30 | 1978-07-13 | Heinz Simon Gmbh & Co Kg, 8950 Kaufbeuren | Lichtreflektor aus kunststoff |
| US4801193A (en) * | 1988-03-04 | 1989-01-31 | Reflexite Corporation | Retroreflective sheet material and method of making same |
| US5204731A (en) * | 1989-12-04 | 1993-04-20 | Sokkisha Co., Ltd. | Method and apparatus for measuring the coordinates of a surveyed point |
| US5229882A (en) * | 1990-05-16 | 1993-07-20 | Reflexite Corporation | Colored retroreflective sheeting and method of making same |
| CA2064484C (en) * | 1991-04-11 | 1998-08-11 | William P. Rowland | Retroreflective sheet |
-
1968
- 1968-01-02 CA CA008,999A patent/CA1063570A/en not_active Expired
- 1968-01-25 SE SE01008/68A patent/SE329862B/xx unknown
- 1968-01-26 GB GB4333/68A patent/GB1189055A/en not_active Expired
- 1968-02-17 ES ES350597A patent/ES350597A1/es not_active Expired
- 1968-02-27 FR FR1554530D patent/FR1554530A/fr not_active Expired
- 1968-02-28 BE BE711381D patent/BE711381A/xx unknown
- 1968-03-22 DE DE19681797632 patent/DE1797632A1/de active Pending
- 1968-03-22 DE DE19681772038 patent/DE1772038A1/de not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| GB1189055A (en) | 1970-04-22 |
| DE1797632A1 (de) | 1976-12-30 |
| DE1772038A1 (de) | 1971-01-07 |
| SE329862B (US06534493-20030318-C00166.png) | 1970-10-26 |
| FR1554530A (US06534493-20030318-C00166.png) | 1969-01-17 |
| ES350597A1 (es) | 1969-11-16 |
| CA1063570A (en) | 1979-10-02 |
