Patent · US Expired

Root cellar

US3938284A · kind A · utility

15Cited by
4References
7Claims
0Family size

Inventors

Key dates

Filing dateOct 29, 1974
Grant dateFeb 17, 1976
Priority date—
Expiry dateOct 29, 1994

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA01F25/02
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

A pre-built, transportable root cellar having an open bottom, side walls, an insulated top and air vents.

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