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Class 5/161 - Wing fronts


Subclass of Class 5 - Beds
Definition: Devices in which the bed bottom is pivoted longitudinally
No. of patents: 1
Last issue date: 11/22/1977


NumberTitleIssue Date
4059437Oxygen-free copper product and process
An improved copper product and process of making it, wherein oxygen-free copper contains small amounts of manganese above normal impurity levels, and has enhanced grain size control during annealing, high electrical conductivity, and increased ductility a...
11/22/1977
 
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