1
Albert N Kaufman: Double-pane window containing dry atmosphere and method for producing same. K T Corporation, Woodard Weikart Emhardt & Naughton, March 2, 1976: US03940898 (37 worldwide citation)

A double-pane window containing a dry atmosphere is produced by placing two panes of transparent material in a spaced-apart relationship; a sealing means is placed about the periphery of the adjacent faces of the panes of transparent material to enclose a sealed area which is then evacuated and fill ...


2
Masaho Hirota: Hole making device. Kato Spring Works, K & T Corporation, Cushman Darby & Cushman IP Group of Pillsbury Madison & Sutro, January 20, 1998: US05709700 (14 worldwide citation)

The present invention relates to a hole making device which comprises a hole maintenance member having a rod portion, a needle member having a sharp tip and a recess for accommodating the rod portion of the hole maintenance member, a piercing mechanism for sticking the needle member accommodating th ...