Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.) Filing date Publication date Application filed by Max B Luttbeg filed Critical Max B Luttbeg Priority to US585869A priority Critical patent/US1922381A/en Application granted granted Critical Publication of US1922381A publication Critical patent/US1922381A/en Anticipated expiration legal-status Critical Status Expired - Lifetime legal-status Critical Current Links Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Expired - Lifetime Application number US585869A Inventor Max B Luttbeg Original Assignee Max B Luttbeg Priority date (The priority date is an assumption and is not a legal conclusion. Download PDF Info Publication number US1922381A US1922381A US585869A US58586932A US1922381A US 1922381 A US1922381 A US 1922381A US 585869 A US585869 A US 585869A US 58586932 A US58586932 A US 58586932A US 1922381 A US1922381 A US 1922381A Authority US United States Prior art keywords keys keyboard accordion reeds clapper Prior art date Legal status (The legal status is an assumption and is not a legal conclusion.
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |