Srividya Raghavan
Feb 1, 2013
There are few repeated patent numbers, but with different granted dates in the known references list. For example 4609325 9/1986 Gabrielli and 4609325 5/1995. Are they the same or is there any difference between them?
There are few repeated patent numbers, but with different granted dates in the known references list. For example 4609325 9/1986 Gabrielli and 4609325 5/1995. Are they the same or is there any difference between them?