Roller-bearing.

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US1144451A Roller-bearing. 失效

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Patent Title: Roller-bearing.
Application No.: US1913773871

Application Date: 1913-06-16
Publication No.: US1144451A

Publication Date: 1915-06-29
Inventor: VANDERBEEK HERBERT
Applicant: TIMKEN ROLLER BEARING CO
Assignee: Timken Roller Bearing Co
Current Assignee: Timken Roller Bearing Co
Priority: US1913773871 1913-06-16

Roller-bearing.

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