Officials recovered a loaded Sig Sauer 9mm pistol and two additional loaded 9mm magazines, according to the complaint.

CNN: STORY HIGHLIGHTS

Three guns were recovered near the gunman's body: a Glock, a Sig Sauer and a .223 Bushmaster rifle.

WSJ: Dozens Killed in Newtown, Connecticut, School Shooting

But Gunn's list also included the American unit of SIG Sauer in New Hampshire and North Carolina's Remington Arms Co.

WSJ: Miss. speaker invites gun makers to move to state

To get any category one or four weapons, like the Glock or the Sig Sauer used in Newtown, you need to be 21, to have joined a shooting range for the last six months, provided a blank criminal record and a certificate of physical and mental health not older than two weeks.

CNN: France: Where fear and taboo control guns more than laws