I thought it was unusual so it had to come home with me. I've done a few google searches but can't come up with any relevant information.
https://opencorporates.com/companies/us_mn/8c91a41b-9fd4-e011-a886-001ec94ffe7f (https://opencorporates.com/companies/us_mn/8c91a41b-9fd4-e011-a886-001ec94ffe7f)
With a quick search found this hope it helps.
Here's the patent for that wrench:
https://www.google.com/patents/US1954141
Thanks for the info!