PL84472B1 - - Google Patents
Download PDFInfo
- Publication number
- PL84472B1 PL84472B1 PL17117974A PL17117974A PL84472B1 PL 84472 B1 PL84472 B1 PL 84472B1 PL 17117974 A PL17117974 A PL 17117974A PL 17117974 A PL17117974 A PL 17117974A PL 84472 B1 PL84472 B1 PL 84472B1
- Authority
- PL
- Poland
- Prior art keywords
- knife
- blade
- cross
- shaft
- section
- Prior art date
Links
- 238000005520 cutting process Methods 0.000 claims description 3
- 238000005065 mining Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Landscapes
- Knives (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PL17117974A PL84472B1 (cs) | 1974-05-16 | 1974-05-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PL17117974A PL84472B1 (cs) | 1974-05-16 | 1974-05-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PL84472B1 true PL84472B1 (cs) | 1976-04-30 |
Family
ID=19967349
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL17117974A PL84472B1 (cs) | 1974-05-16 | 1974-05-16 |
Country Status (1)
| Country | Link |
|---|---|
| PL (1) | PL84472B1 (cs) |
-
1974
- 1974-05-16 PL PL17117974A patent/PL84472B1/pl unknown
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