He invented plastic bags.
Walter H. Albaugh died in 1942.
H. Walter Webb died in 1900.
Walter H. Stockmayer was born in 1914.
Walter H. Schottky was born on July 23, 1886.
Walter H. Creamer was born on 1860-10-18.
The first plastic cups were invented in the US in the year 1960, it was patented by the Wilson brand, these cups were made of plastic and a ribbed tumbler. In the year 1997 the brand Willbrandt registered a patent for another cup.
Walter H. Thompson was born in 1890.
Walter H. Stockmayer died in 2004.
Walter H. Stockmayer was born in 1914.
Walter H. Pehle was born in 1941.
Walter H. Farquharson was born in 1936.
Walter H. Auble was born in 1861.
Walter H. Auble died in 1908.
Walter H. Breen was born in 1928.
Walter H. Breen died in 1993.
Walter H. Barkas died in 1969.
Walter H. Barkas was born in 1912.