Patent · US Expired

Microwave absorber

US4003840A · kind A · utility

73Cited by
5References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 12, 1975
Grant dateJan 18, 1977
Priority date
Expiry dateMay 12, 1995

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB65D2581/3494
  • WIPO fieldTelecommunications
  • WIPO sectorElectrical engineering

Abstract

Microwave absorber comprising a mixture of ferrite powder having particle size of less than 1.65 mm and an organic high molecular weight compound.

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