BE720409R - - Google Patents
Info
- Publication number
- BE720409R BE720409R BE720409A BE720409A BE720409R BE 720409 R BE720409 R BE 720409R BE 720409 A BE720409 A BE 720409A BE 720409 A BE720409 A BE 720409A BE 720409 R BE720409 R BE 720409R
- Authority
- BE
- Belgium
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B35/00—Applications of measuring apparatus or devices for track-building purposes
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06G—ANALOGUE COMPUTERS
- G06G7/00—Devices in which the computing operation is performed by varying electric or magnetic quantities
- G06G7/48—Analogue computers for specific processes, systems or devices, e.g. simulators
- G06G7/68—Analogue computers for specific processes, systems or devices, e.g. simulators for civil engineering structures, e.g. beam, strut, girder, elasticity computation
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B2203/00—Devices for working the railway-superstructure
- E01B2203/16—Guiding or measuring means, e.g. for alignment, canting, stepwise propagation
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Computer Hardware Design (AREA)
- Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Mathematical Physics (AREA)
- General Physics & Mathematics (AREA)
- Color, Gradation (AREA)
- Producing Shaped Articles From Materials (AREA)
- Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BE694358A BE694358A (fr) | 1967-02-21 | 1967-02-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE720409R true BE720409R (fr) | 1969-02-17 |
Family
ID=3850258
Family Applications (5)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE694358A BE694358A (fr) | 1967-02-21 | 1967-02-21 | |
| BE715504A BE715504R (fr) | 1967-02-21 | 1968-05-22 | |
| BE720409A BE720409R (fr) | 1967-02-21 | 1968-09-05 | |
| BE723495A BE723495R (fr) | 1967-02-21 | 1968-11-07 | |
| BE734972A BE734972R (fr) | 1967-02-21 | 1969-06-23 |
Family Applications Before (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE694358A BE694358A (fr) | 1967-02-21 | 1967-02-21 | |
| BE715504A BE715504R (fr) | 1967-02-21 | 1968-05-22 |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE723495A BE723495R (fr) | 1967-02-21 | 1968-11-07 | |
| BE734972A BE734972R (fr) | 1967-02-21 | 1969-06-23 |
Country Status (1)
| Country | Link |
|---|---|
| BE (5) | BE694358A (fr) |
-
1967
- 1967-02-21 BE BE694358A patent/BE694358A/fr unknown
-
1968
- 1968-05-22 BE BE715504A patent/BE715504R/fr active
- 1968-09-05 BE BE720409A patent/BE720409R/fr active
- 1968-11-07 BE BE723495A patent/BE723495R/fr active
-
1969
- 1969-06-23 BE BE734972A patent/BE734972R/fr active
Also Published As
| Publication number | Publication date |
|---|---|
| BE734972R (fr) | 1969-12-01 |
| BE723495R (fr) | 1969-04-16 |
| BE715504R (fr) | 1968-10-16 |
| BE694358A (fr) | 1967-07-31 |