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A blank firing gun is completely legal in New York State, it is however illegal in New York City.
Is it legal in state of CA.
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?
No it is not legal to carry a butterfly knife or a switchblade in the state of Iowa
It depends on the state you are in. In some states it is legal if you can otherwise legally carry a gun.
No. It's legal to own and carry lock picks in Pennsylvania.
Depends on the state.
If you have a concealed carry permit from the state of Pennsylvania, you may. However, without this permit, what you're suggesting would be a very ill-advised thing to do - even though it doesn't fire projectiles, a blank firing weapon is still potentially dangerous, as the gases emitted from the barrel can cause injury at up to 20 metres. Thus, it would still be considered a concealed weapon, whether or not the state of Pennsylvania considers it a proper firearm.
Yes, it is legal to carry a Taser in the state of Georgia, USA
Yes
13 or 18? depends on state laws.
You can legally own them, however you would need a conceal carry permit to carry them with you