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US Patent: 1,989,228
Air conditioning apparatus
Patentees:
Roger T. Thornton (exact or similar names) - Buffalo, NY
Albert A. Criqui (exact or similar names) - Buffalo, NY

USPTO Classifications:
126/113, 261/130, 261/141, 261/153

Tool Categories:
specialty machines : air conditioning apparatus

Assignees:
Buffalo Forge Co. - Buffalo, NY

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: Jul. 24, 1933
Granted: Jan. 29, 1935

Patent Pictures:
USPTO (New site tip)
Google Patents
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