NL56769C - - Google Patents
Info
- Publication number
- NL56769C NL56769C NL97202A NL97202A NL56769C NL 56769 C NL56769 C NL 56769C NL 97202 A NL97202 A NL 97202A NL 97202 A NL97202 A NL 97202A NL 56769 C NL56769 C NL 56769C
- Authority
- NL
- Netherlands
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64F—GROUND OR AIRCRAFT-CARRIER-DECK INSTALLATIONS SPECIALLY ADAPTED FOR USE IN CONNECTION WITH AIRCRAFT; DESIGNING, MANUFACTURING, ASSEMBLING, CLEANING, MAINTAINING OR REPAIRING AIRCRAFT, NOT OTHERWISE PROVIDED FOR; HANDLING, TRANSPORTING, TESTING OR INSPECTING AIRCRAFT COMPONENTS, NOT OTHERWISE PROVIDED FOR
- B64F1/00—Ground or aircraft-carrier-deck installations
- B64F1/36—Other airport installations
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C5/00—Pavings made of prefabricated single units
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C5/00—Pavings made of prefabricated single units
- E01C5/16—Pavings made of prefabricated single units made of metallic units
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C2201/00—Paving elements
- E01C2201/12—Paving elements vertically interlocking
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
- Road Signs Or Road Markings (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR857570T | 1939-04-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL56769C true NL56769C (en) | 1944-03-15 |
Family
ID=9329533
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL97202A NL56769C (en) | 1939-04-03 | 1940-03-08 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE440236A (en) |
| FR (1) | FR857570A (en) |
| NL (1) | NL56769C (en) |
-
1939
- 1939-04-03 FR FR857570D patent/FR857570A/en not_active Expired
-
1940
- 1940-03-08 NL NL97202A patent/NL56769C/xx active
-
1941
- 1941-01-06 BE BE440236D patent/BE440236A/fr unknown
Also Published As
| Publication number | Publication date |
|---|---|
| BE440236A (en) | 1941-02-28 |
| FR857570A (en) | 1940-09-19 |