Self-closing hinge.

Invention Grant

US868973A Self-closing hinge. 失效

Title translation: 自闭式铰链

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Patent Title: Self-closing hinge.
Patent Title (中): 自闭式铰链
Application No.: US1906346074

Application Date: 1906-12-03
Publication No.: US868973A

Publication Date: 1907-10-22
Inventor: DATSCHEG GEORGE ALBERT
Applicant: DATSCHEG GEORGE ALBERT
Assignee: George Albert Datscheg
Current Assignee: George Albert Datscheg
Priority: US1906346074 1906-12-03

Self-closing hinge.

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