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
Depends on where you are. They are illegal in New Jersey.
It all depends on who you are and what you are doing
No, it is legal to carry one and sell them... but you have to have a gun permit to carry them concealed.
Concealed weapons are illegal in Canada. It is illegal to carry a knife in public, concealed or otherwise. so wrong.... `you can carry knives in canada, just check for by-laws.
No, you may own and carry a switchblade in Alabama but it cannot be concealed.
Yes, however you can not carry it with you, concealed or otherwise in public.
There is no law in pa that states you can't carry a concealed weapon into a bar. There are states where it is illegal but pa isn't one of them.
Brass Knuckles are illegal in Missouri because of there purpose and because they are classified as concealed weapons which are illegal to own without having a permit or reason to carry.
They have no special privileges to carry a concealed weapon.
No, Illinois has not approved concealed carry.
Concealed carry means hiding a firearm or weapon on your person