ES21987Y - Perfected cylindrical screw with internal hexagon. - Google Patents
Perfected cylindrical screw with internal hexagon.Info
- Publication number
- ES21987Y ES21987Y ES0021987U ES21987U ES21987Y ES 21987 Y ES21987 Y ES 21987Y ES 0021987 U ES0021987 U ES 0021987U ES 21987 U ES21987 U ES 21987U ES 21987 Y ES21987 Y ES 21987Y
- Authority
- ES
- Spain
- Prior art keywords
- perfected
- cylindrical screw
- internal hexagon
- hexagon
- internal
- Prior art date
- 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
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ES0021987U ES21987Y (en) | 1950-01-21 | 1950-01-21 | Perfected cylindrical screw with internal hexagon. |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ES0021987U ES21987Y (en) | 1950-01-21 | 1950-01-21 | Perfected cylindrical screw with internal hexagon. |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| ES21987U ES21987U (en) | 1950-02-16 |
| ES21987Y true ES21987Y (en) | 1950-08-16 |
Family
ID=51085895
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES0021987U Expired ES21987Y (en) | 1950-01-21 | 1950-01-21 | Perfected cylindrical screw with internal hexagon. |
Country Status (1)
| Country | Link |
|---|---|
| ES (1) | ES21987Y (en) |
-
1950
- 1950-01-21 ES ES0021987U patent/ES21987Y/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| ES21987U (en) | 1950-02-16 |
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