Patent · US Expired

Infrared radiation reference

US4598206A · kind A · utility

8Cited by
28References
22Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJul 6, 1983
Grant dateJul 1, 1986
Priority date
Expiry dateJul 6, 2003

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01J5/53
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A plurality of nestable members, such as razor blades, are formed into a stack having a parallel array of symmetrical, triangular-shaped edges. The stack of blades are maintained in a close abutting relationship and means are provided for controlling the temperature of the stack.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.