CA Patent: 144,581 - Psychrometer


	Home\| FAQ	Search:Advanced\|Person\|Company\| Type\|Class	Login


Quick search:	Patent number:	Patent Date:

CA Patent: CA-144,581

Psychrometer

Patentee:

Willis H. Carrier (exact or similar names) - Buffalo, Erie County, NY

USPTO Classifications:

Tool Categories:

trade specific : weatherman

Assignees:

Buffalo Forge Co. - Buffalo, Erie County, NY

Manufacturer:

Not known to have been produced

Witnesses:

Unknown

Patent Dates:
Applied:	Aug. 02, 1912
Granted:	Dec. 10, 1912

Patent Pictures:

CIPO Data
Espacenet patent
Report data errors or omissions to steward Joel Havens
"Vintage Machinery" entry for Buffalo Forge Co.

Description:

A hygrometer consisting of a wet-bulb and a dry-bulb thermometer, the difference in the two thermometer readings being used to determine atmospheric humidity.