Patent · US Expired

Flat-topped wave-board panel

US5290621A · kind A · utility

32Cited by
6References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 3, 1992
Grant dateMar 1, 1994
Priority date
Expiry dateDec 3, 2012

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/662
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

A flat-peaked and flat-troughed corrugated wafer board panel is provided. The panel is characterized in having a substantially uniform density.

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