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. 07, 1989
Filed:
Aug. 03, 1987
Applicant:
Inventors:
John J Fling, Gaviota, CA (US);
William F Fling, Playa Del Ray, CA (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01F / ;
U.S. Cl.
CPC ...
73315 ; 7386385 ;
Abstract
A flotation device inside an elongate frame rises to the level of a liquid whose depth is being measured. The flotation device is locked in the frame while the apparatus is withdrawn from the liquid. The liquid level may then read from a scale on the frame.