'This name for a type of flask invented by James Dewar in 1892 became a trademark'
a Thermos
WORD & PHRASE ORIGINS: This name for a type of flask invented by James Dewar in 1892 became a trademark
This name for a type of flask invented by James Dewar in 1892 became a trademark
This name for a type of flask invented by James Dewar in 1892 became a trademark
WORD & PHRASE ORIGINS
a Thermos
WORD & PHRASE ORIGINS