The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 02, 1982
Filed:
Feb. 04, 1980
Applicant:
Inventor:
George Greenbaum, Boston, MA (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A01G / ;
U.S. Cl.
CPC ...
47 29 ; 47 17 ; 52 73 ; 135 / ;
Abstract
An agricultural system with a controlled atmosphere. A plurality of articulated structural members with an arched configuration are secured in aligned, spaced-apart relationship by horizontal members to define a skeletal structure. Flexible sheet material is secured to the structure to define a controlled atmosphere. The system is adjustable between a fully enclosed mode and a fully open mode.