BRAIN TEASERS
Brain Teasers User Profile

Leela tulugu

rank
375
points
1
See full ranking list
short ranking list
373. Shaelja Mishra 1
374. Arcelie Viray 1
375. Leela tulugu 1
376. Kathryn Oliver 1
377. robert daley 1
last 3 solved tasks
Find the next number in this series: 5, 7, 12, 19, 31, 50, ?

Microfilm camera

In 1931, a microfilm camera was patented by New York City banker, George L. McCarthy (U.S. No. 1,806,763). He developed the first practical commercial microfilm use in the 1920's and was issued a patent in 1925 for his Checkograph machine, designed to make permanent film copies of all bank records to deter fraud. That device used motion picture film and a conveyor belt to photograph checks before they were returned to bank customers. In 1928 Eastman Kodak bought his invention and began to market it with McCarthy as president of Kodak's Recordak Division. With a perfected 35mm microfilm camera, Recordak in 1935 expanded and began filming and publishing the New York Times on microfilm.«

I wanted to take hom...

“I wanted to take home the left-overs from the BBQ, but someone else foiled my plans.”

Jokes of the day - Daily updated jokes. New jokes every day.
Follow Brain Teasers on social networks
This site uses cookies to store information on your computer. Some are essential to help the site properly. Others give us insight into how the site is used and help us to optimize the user experience. See our privacy policy.