Search Results for: Fermented cream containing any sweetening matter
discoveries. in , the first patent in north america was issued to samuel winslow by the general court of massachusetts for a new method of making salt . [ ] [ ] [ ] on april , , president george washington signed the patent act of ( stat. ) into law proclaiming that patents were to be authorized for "any
useful art, manufacture, engine, machine, or device, or any improvement therein not before known or used". [ ] on july , , samuel hopkins of pittsford, vermont became the first person in the united states to file and to be granted a patent for an improved method of "making pot and pearl ashes". [ ]...
https://en.wikipedia.org/wiki/Timeline_of_United_States_inventions_(before_1890)