|7160000||Collapsible frame device and system|
A unique, collapsible light display frame and kit therefore is disclosed formed from a plurality of pivotally connecting elongate members having segments which can be removed for changing dimensions, and holes which enable connection of the members in a variety of d...
|6217970||Magnetic recording medium, method of producing the same, and recording and reading-out method|
The disclosure describes a magnetic recording medium having at least a magnetic layer, optionally by means of an under layer, on a non-magnetic substrate, wherein projections formed by irradiation of an energy beam and each having a height from 1 to 60 nm...
|6212033||Slider and method for manufacturing the same|
The present invention makes it possible to manufacture a slider having two surfaces at different depths relative to a flying surface. First etching is performed to form a second surface corresponding to a step portion using a photoresist mask; thereafter, anot...