Inventions When was the first Lionel trains manufactured? 1901 1920 1944 1890 1901 1920 1944 1890 ANSWER DOWNLOAD EXAMIANS APP
Inventions Who invented Fountain Pen? Sir Frank Whittle Lewis E. Waterman John J. Loud Kirkpatrick Macmillan Sir Frank Whittle Lewis E. Waterman John J. Loud Kirkpatrick Macmillan ANSWER DOWNLOAD EXAMIANS APP
Inventions Who invented Bifocal Lens? Benjamin Franklin Rudolf Diesel Alfred B. Nobel Thomas Alva Edison Benjamin Franklin Rudolf Diesel Alfred B. Nobel Thomas Alva Edison ANSWER DOWNLOAD EXAMIANS APP
Inventions What Frank Whittle invented? Ethyl gasoline Sonar Jet propulsion Radar Ethyl gasoline Sonar Jet propulsion Radar ANSWER DOWNLOAD EXAMIANS APP
Inventions When was barb wire patented? 1874 1840 1900 1895 1874 1840 1900 1895 ANSWER DOWNLOAD EXAMIANS APP
Inventions What Thomas Davenport invented? Chesterfield Sleeping (railway) car Electric streetcar Screw propellor Chesterfield Sleeping (railway) car Electric streetcar Screw propellor ANSWER DOWNLOAD EXAMIANS APP
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