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ABOUT BROWSE FEED

Aeroplane

Description: Patent for an aeroplane that uses centrifugal blowers to ensure a safe and practicable flight. Illustrations included.
Date: January 3, 1908
Creator: Judson, Fred I.

Lock

Description: Patent for a lock. This lock is designed for a coin fed lock that releases the key for the customer. Illustration included.
Date: February 26, 1907
Creator: Johnson, Randall

Indicator

Description: Patent for an indicator. This indicator if for the use with cars as a means for moving a belt that displays the name of streets. Illustration included.
Date: January 21, 1907
Creator: Bell, Harry M.

Well-Blower

Description: Patent for a well blower that is able to discharge the contents of a well at different air pressure levels. Illustrations included.
Date: January 23, 1906
Creator: McEvoy, Joseph H.