JPS5435221B2 - - Google Patents
Info
- Publication number
- JPS5435221B2 JPS5435221B2 JP7322975A JP7322975A JPS5435221B2 JP S5435221 B2 JPS5435221 B2 JP S5435221B2 JP 7322975 A JP7322975 A JP 7322975A JP 7322975 A JP7322975 A JP 7322975A JP S5435221 B2 JPS5435221 B2 JP S5435221B2
- Authority
- JP
- Japan
- 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
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B21/00—Methods or machines specially adapted for the production of tubular articles
- B28B21/56—Methods or machines specially adapted for the production of tubular articles incorporating reinforcements or inserts
- B28B21/566—Climbing elements
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Mechanical Engineering (AREA)
- Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)
- Manufacturing Of Tubular Articles Or Embedded Moulded Articles (AREA)
- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP50073229A JPS51149311A (en) | 1975-06-18 | 1975-06-18 | Inside molding box for concrete manhole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP50073229A JPS51149311A (en) | 1975-06-18 | 1975-06-18 | Inside molding box for concrete manhole |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS51149311A JPS51149311A (en) | 1976-12-22 |
| JPS5435221B2 true JPS5435221B2 (enExample) | 1979-11-01 |
Family
ID=13512129
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP50073229A Granted JPS51149311A (en) | 1975-06-18 | 1975-06-18 | Inside molding box for concrete manhole |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS51149311A (enExample) |
-
1975
- 1975-06-18 JP JP50073229A patent/JPS51149311A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS51149311A (en) | 1976-12-22 |