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US Patent: 1,924,913
Growler type testing device
Patentees:
Charles L. Chittenden (exact or similar names) - New York, NY
Penrose E. Chapman (exact or similar names) - St. Louis, MO

USPTO Classifications:
324/545, 324/72.5

Tool Categories:
electrical devices

Assignees:
Penrose E. Chapman - St. Louis, MO

Manufacturer:
P. E. Chapman Electrical Works, Inc. - St. Louis, MO

Witnesses:
Unknown

Patent Dates:
Applied: Nov. 09, 1931
Granted: Aug. 29, 1933

Patent Pictures:
USPTO (New site tip)
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Report data errors or omissions to steward Jeff Joslin
Vintage Machinery entry for P. E. Chapman Electrical Works, Inc.
Description:
See patent 2,622,128 for a subsequent improvement to this patent.

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