NL30926C - - Google Patents
Info
- Publication number
- NL30926C NL30926C NL30926DA NL30926C NL 30926 C NL30926 C NL 30926C NL 30926D A NL30926D A NL 30926DA NL 30926 C NL30926 C NL 30926C
- Authority
- NL
- Netherlands
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F5/00—Dredgers or soil-shifting machines for special purposes
- E02F5/02—Dredgers or soil-shifting machines for special purposes for digging trenches or ditches
- E02F5/10—Dredgers or soil-shifting machines for special purposes for digging trenches or ditches with arrangements for reinforcing trenches or ditches; with arrangements for making or assembling conduits or for laying conduits or cables
- E02F5/102—Dredgers or soil-shifting machines for special purposes for digging trenches or ditches with arrangements for reinforcing trenches or ditches; with arrangements for making or assembling conduits or for laying conduits or cables operatively associated with mole-ploughs, coulters
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL1991919X | 1932-01-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL30926C true NL30926C (en) |
Family
ID=19873447
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL30926D NL30926C (en) | 1932-01-28 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US1991919A (en) |
| NL (1) | NL30926C (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2633713A (en) * | 1949-06-24 | 1953-04-07 | Treaty Excavating Corp | Cage for use in excavating trenches |
| DE1241768B (en) * | 1963-07-27 | 1967-06-01 | Oltmanns Heinrich Fa | Drainage with drainage pipes laid on a flexible, elastic band as a floor covering for the drainage bed |
| US3354661A (en) * | 1964-01-16 | 1967-11-28 | James C Russell | Pipe laying apparatus |
| US3664141A (en) * | 1970-06-01 | 1972-05-23 | Shelford S Wyatt | Rigid pipe laying apparatus |
| FR2603920B1 (en) * | 1986-09-11 | 1989-02-17 | Fournier Drainage Sa | MACHINE FOR THE CONTINUOUS LAYING, IN A VERTICAL TRENCH, OF A DRAINAGE ELEMENT |
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0
- NL NL30926D patent/NL30926C/xx active
-
1933
- 1933-01-25 US US653554A patent/US1991919A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US1991919A (en) | 1935-02-19 |