.STD File Extension Information

What program uses .STD file extension?

Program : PROMT Document
Program Website: PROMT Document
Company : PROMT, Ltd.
Company Website: PROMT, Ltd.

Extensions starting with

A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | #-0-9