Invention Grant
- Patent Title: Stairway.
-
Application No.: US1906342801Application Date: 1906-11-10
-
Publication No.: US858199APublication Date: 1907-06-25
- Inventor: MODJESKI FELIX B
- Applicant: MODJESKI FELIX B
- Assignee: Felix B Modjeski
- Current Assignee: Felix B Modjeski
- Priority: US1906342801 1906-11-10
Information query
