George E. Lardner — 4 Patents at Halkey-Roberts

George E. Lardner has been granted 4 US patents while listed as an inventor at Halkey-Roberts. The first was granted in 1987 and the most recent in October 1988. George E. Lardner ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list George E. Lardner in Homosassa Springs, FL, US.

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #	Title	Co-Inventors	Date
4776369	Check valve having snap-on clamping sleeve	Glenn H. Mackal	1988-10-11
4754895	Drain closure	Jacek M. Weinheimer	1988-07-05
4744391	Flow control valve	—	1988-05-17
4681132	Check valve with preset cracking pressure	—	1987-07-21

George E. Lardner — 4 Patents

Issued Patents All Time

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