What American patent attorney visited John Shaw Crout in 1944?
John Crout John Shaw Crout (July 5, 1899 - October 31, 1987) was the Director of Engineering at Battelle Memorial Institute when, in 1944, Battelle was visited by Chester Carlson, in order to obtain support for his idea about a xerographic process.
Charles McDermott (inventor) Charles M. McDermott (September 22, 1808 – October 13, 1884) was an American physician and inventor. He is claimed to have been granted the first known American patent for a non-powered airplane, in 1872.