Patent · US Expired

Incandescent and fluorescent caplight device

US4399492A · kind A · utility

10Cited by
5References
14Claims
0Family size

Assignee

Inventor

Key dates

Filing dateDec 8, 1980
Grant dateAug 16, 1983
Priority date
Expiry dateDec 8, 2000

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA42B3/044
  • WIPO fieldOther consumer goods
  • WIPO sectorOther fields

Abstract

This invention relates to an illuminating device for mounting on a cap such as a hard hat.

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