Patent · US Expired

Paperboard picture display

US4244128A · kind A · utility

8Cited by
5References
5Claims
0Family size

Assignee

Inventor

Key dates

Filing dateFeb 12, 1979
Grant dateJan 13, 1981
Priority date
Expiry dateFeb 12, 1999

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG09F1/12
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

In a picture display formed of paperboard, a front perimeter frame includes an opening to accommodate a framed picture for viewing, the frame incorporates an integral strap across each of the opening corners, side and end walls foldably connect with the outer perimeter of the front frame, and flanges connecting with the walls fold around the back side of the frame to form a back perimeter frame thereof, and secure the displayed picture in place. Spacer elements foldably connecting with the inner edges of the front perimeter frame opening fold interiorly of the display for centrally positioning the held picture for convenient viewing.

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