Track for door-hangers.

Invention Grant

US822090A Track for door-hangers. 失效

Please log in to see more content

Patent Title: Track for door-hangers.
Application No.: US1904288061

Application Date: 1904-07-25
Publication No.: US822090A

Publication Date: 1906-05-29
Inventor: WIDEMAN GUSTAVUS
Applicant: RICHARDS MFG COMPANY
Assignee: Richards Mfg Company
Current Assignee: Richards Mfg Company
Priority: US1904288061 1904-07-25

Track for door-hangers.

Information query

Espacenet

Patent Agency Ranking