John M. Bril — 2 Patents at Montgomery Elevator

John M. Bril has been granted 2 US patents while listed as an inventor at Montgomery Elevator. The first was granted in 1981 and the most recent in March 1997. John M. Bril ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list John M. Bril in Moline, IL, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
5610374	Safety string polling system	Anthony S. Boom	1997-03-11
4246983	Elevator control	—	1981-01-27

John M. Bril — 2 Patents

Issued Patents All Time

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