Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Device for testing air for microorganism content

Device for testing air for microorganism content

US Patent 4663293 · Granted May 5, 1987

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Heat exchanger with turbulating inserts2021
Tubes and method and apparatus for producing tubes2013
Heat exchanger with flat tubes2012
Microtiter plate for blood typing1988
Blood-culture flask with integrated subculture1987