single shot ithaca

Has anyone ever heard of a model 89 ithaca falling block rifle.It used a one piece stock .A man by the name of Roger Gentry made and put a patent on it in nov. 14 1989 he made a deal with ithaca to produce it and they have a artcle on it in the Varmint Hunters magazine ..april of 1996..has anyone heard of it or seen one ..did it ever make it off the ground???...you can see the design by going to the patents and typeing its #4879827