US Patent: 1,841,300


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Tubing

Patentee:

Winthrop T. Scarritt (exact or similar names) - Utica, NY

USPTO Classifications:

Tool Categories:

Assignees:

Pratt Chuck Co. - Frankfort, NY

Manufacturer:

Not known to have been produced

Witnesses:

Unknown

Patent Pictures:

Description:

The tubing is formed from a helically wrapped metal strip with interlocking edges.