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Andrew G. Haydu

ASAmerican Standard: 1 patents #290 of 558Top 55%

Pittsburgh, PA: #4,559 of 7,570 inventorsTop 65%

Pennsylvania: #43,221 of 74,527 inventorsTop 60%

Overall (All Time): #3,959,333 of 4,157,543Top 100%

1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4771868	Handbrake mechanism for single-cylinder, truck-mounted railway car brake assembly	—	1988-09-20