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Class 33/39.2 - Hand pen


Subclass of Class 33 - Geometrical instruments
Definition: Subject matter wherein the marking member is manually operated.
No. of patents: 2
Last issue date: 10/24/2006


NumberTitleIssue Date
7125727Sample handling tool with piezoelectric actuator
A material handling tool includes a piezoelectric motor that causes actuation of a needle. Actuation of the needle may include aspiration and/or dispensing of a fluid sample and/or movement of the needle to pick or place a material sample. ...
10/24/2006
4481713Reciprocating drafting pen
A reciprocating drafting pen device is provided for automatically lifting a technical pen and replacing it onto drafting paper while the pen is drawn transversely across the paper, for stippling, or for the drawing of various other interrupted lines. The ...
11/13/1984
 
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