Shaper/Brand ID

Hi guys, hoping you can help me ID an old mini gun I have had for years. Came up empty on google searches trying to figure out the brand and/or shaper on this.

 

 

google DA HUI

…ambrose…

lots of info.

too bad we cant

post a link.

save is the

new post

Yeah, I mean the JM logo.

 Looks like a Sharpie B.Y.S to me

Could be. Board is signed "JM" as well, so I figured somebodys initials, though it doesn't look like any JM logo I have seen from anybody with those initials.