Mark Identification

PMI

Serial Number

75695606

Filing Date

Apr 30, 1999

Trademark by

NOR-CAL PRODUCTS INC.

Classification Information

Devices for detecting the tribological status of moving components, including valve components, within high vacuum and ultra high vacuum systems to indicate when maintenance procedures are necessary on the components by illumination of a light on an electrically powered adaptive pressure controller configured to control the position of the moving components

Electrical and Scientific Apparatus