Shaft-bearing.

Invention Grant

US703492A Shaft-bearing. 失效

Title translation: 轴承。

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Patent Title: Shaft-bearing.
Patent Title (中): 轴承。
Application No.: US1899733388

Application Date: 1899-10-12
Publication No.: US703492A

Publication Date: 1902-07-01
Inventor: SPENCER WILLIAM BARTON
Applicant: SPENCER WILLIAM BARTON
Assignee: William Barton Spencer
Current Assignee: William Barton Spencer
Priority: US1899733388 1899-10-12

Shaft-bearing.

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