US Patent: 2,338,621 - Electric lamp


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US Patent: 2,338,621

Electric lamp

Patentee:

Andrew G. Carter (exact or similar names) - Grand Rapids, MI

USPTO Classifications:

313/271, 313/274, 313/278, 313/288

Tool Categories:

woodworking machines : sawmills : sawmill accessories

Assignees:

None

Manufacturer:

Carter Products Co., Inc. - Grand Rapids, MI

Witnesses:

Unknown

Patent Dates:
Applied:	Mar. 04, 1941
Granted:	Jan. 04, 1944

Patent Pictures:

USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Jeff Joslin
Vintage Machinery entry for Carter Products Co., Inc.

Description:

This electric lamp has its filament held under tension so that it casts its lights as a straight line, for use in the guide-line light of patent 2,291,152.