...inventor or discoverer of any material or substantial part of the thing patented ; or "Fifth. — That it had been in public use or on sale in this country...for a patent, or had been abandoned to the public. "And in the notices as to proof of the previous invention, knowledge, or use of the tiling patented,...

...any material and substantial part of the thing patented ; or, Fifth. That it had been iu public nee or on sale in this country for more than two years...application for a patent, or had been abandoned to the publie. It vill be seen by these, several defenses here mentioned that the validity of the grant can...

...Fifth. That it had been in public use or on sale in this country for more than [two yearsj one year before his application for a patent, or had been abandoned to the public. And in notices as to proof of previous invention, knowledge, or use of the thing patented, the defendant...