Martial arts weapon
US4543721A · kind A · utility
6Cited by
6References
5Claims
0Family size
Inventor
Key dates
| Filing date | May 2, 1984 |
| Grant date | Oct 1, 1985 |
| Priority date | — |
| Expiry date | May 2, 2004 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF41B13/00
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A martial arts weapon having a multiplicity of blades and striking surfaces and further providing a trap for grasping a stabbing blade of an opponent.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.