Interesting fact about patents - It is not confirmed who invented the fire hydrant, because its patent perished in a fire at the patent office

It is not confirmed who invented the fire hydrant, because its patent perished in a fire at the patent office.

PatentYogi-Interesting-Fact-about-Patents-It-is-not-confirmed-who-invented-the-fire-hydrant-because-its-patent-perished-in-a-fire-at-the-patent-office

Facebook Comments