Lee Silverman — 3 Patents at General Wire Spring

Lee Silverman has been granted 3 US patents while listed as an inventor at General Wire Spring. The first was granted in 1991 and the most recent in October 2003. Lee Silverman ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Lee Silverman in Pittsburgh, PA, US.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
6637064	Drain cleaning apparatus with remotely adjustable feed control	Arthur Silverman	2003-10-28
6546582	Drain cleaning machine and adjustable collet chuck mechanism therefor	—	2003-04-15
5029356	Sewer augering apparatus	Norman J. Borgo	1991-07-09

Lee Silverman — 3 Patents

Issued Patents All Time

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