US Patent: 1,441,862 - Sound reproducer for talking machines


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US Patent: 1,441,862

Sound reproducer for talking machines

Patentee:

Swan J. Leveen (exact or similar names) - Rock Island, IL

USPTO Classifications:

Tool Categories:

Assignees:

Carl E. Shields - Rock Island, IL

Swan J. Leveen - Rock Island, IL

Manufacturer:

Not known to have been produced

Witnesses:

Unknown

Patent Pictures:

Description:

Assignee Shields was president and co-owner of vise maker Rock Island Mfg. Co.