On November 2,1880, Johnson Powell received a patent for an eye-protector for use of furnace men, puddlers, firemen, and others exposed to glare of strong…
Patent Information Publication number: US336962 A Publication type: Grant Publication date:…
We use cookies to ensure that we give you the best experience on our website. If you continue to use this site we will assume that you are happy with it.AcceptDo Not AcceptRead more