Here for easy reference.
Tools made by Danaher/Apex are sold as Armstrong, Craftsman, Masterforce, USA Crescent, USA Kd Tools, Kobalt, and a few others.
Snap On also makes tools for Williams or CAT... maybe a few others. williams makes tools for others.
J.H. Williams and Lowes originally partnered to manufacture Kobalt tools, but since 2003, Kobalt tools have been made by Danaher. Chervon makes Kobalt’s cordless power tools
Here's a good look at who owns who which leads to who makes what. Who Owns Who
This site uses the tools barcode to identify the manufacturer.
A good thread that identifies "tool truck" equivalents.