Today in 1884, US Patent 307825 A was issued, an invention of Isaac B. Wollard, assigned to the Oakland Glass Works, for his “Bottle Stopper Clamp.” There’s no Abstract, although in the description it includes these claims:
My invention relates to that class of devices used to secure the cover of fruit-jars or similar vessels, or to confine the stoppers of beer, soda, or mineral water bottles.
