A quick google search gave a lot of info but everything is interpretation. This is one site that says aiming one at an aircraft is illegal.http://www.legislature.state.oh.us/bills.cfm?ID=126_HB_231
Again I'll try to follow up when I have a chance. Thanks again. Great idea and product but have to pursue a little further.
Free Standing Boat Racks
Kayak Motor Kit
Recreational Kayak Paddle