Cylinder guard
US5267461A · kind A · utility
25Cited by
3References
2Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 3, 1990 |
| Grant date | Dec 7, 1993 |
| Priority date | — |
| Expiry date | Jul 3, 2010 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T70/8568
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A cylinder guard including a plurality of guard plates, at least one of which is formed with a plurality of non-rotatable bolt head seats and a plurality of bolts having heads non-rotatably seated in the non-rotatable bolt head seats and arranged for mounting the cylinder guard onto a door.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.