None that I can find in Wisconsin Statutes. The only statutes I can find governing knives are regarding switchblades (941.24) and concealed weapons (941.23)
http://www.legis.state.wi.us/statutes/Stat0941.pdf
The answer being there is no length limit, although once the blade reaches so many inches, you must keep in in a sheath.
What is the legal length of a knife can you carry in the state of Oklahoma? What is the legal length of a knife can you carry in the state of Oklahoma?
A standard pocket knife or folding knife no longer than 4.5 inches in the closed position is legal to carry. I believe daggers, bowie, spring loaded or butterfly knives are not legal to carry.
pretty much any blade is legal as long as its not switch blades or has an automatic release
what is the legal age to buy a car in wisconsin ?
Yes, pepper spray is legal to carry in Wisconsin for self-defense purposes. However, there are restrictions on the size and strength of pepper spray that can be carried. It is always a good idea to check with local law enforcement or legal resources to ensure compliance with state laws.
3 3/4 inches with no spring assisted opening blades.
Switchblades are illegal to possess in Minnesota unless you fall under specific exceptions, such as being a law enforcement officer or having a valid permit to carry a pistol. It is important to thoroughly review and understand the state's laws and regulations regarding switchblades before attempting to possess one in the state.
This is state or local law. It cannot be answered without more information.
Of course.
No
4" cutting edge
It is legal to carry a key chain.