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Patent Model - Improvement in Invalid-Bedsteads  Thomas Watson  Robert Kelso Add to Shortlist

Patent Model - Improvement in Washing-Machines  Henry S. See Add to Shortlist

Patent Model - Improvement in Sofa-Bedsteads  Joseph McGrath  Herman B. Steehn Add to Shortlist

Patent Model - Improvement in Dress-Protectors for Sewing-Machines  Elizabeth F. Shaw Add to Shortlist

Patent Model - Improvement in Springs and Barrels for Time-Keepers  Jean Adrien Philippe Add to Shortlist

Patent Model - Improvement in Fire-Escape Ladders  William W. Clark  Benjamin A. Bowman  Silas Bowman Add to Shortlist

Patent Model - Improvement in Washing-List Indicators  Hannah E. Israel Add to Shortlist

Patent Model - Improvement in Clothes-Wringers  Rodney S. Cathcart  The Queen City Wringer Company Add to Shortlist

Patent Model - Improvement in the Manner of Cutting Ice  Nathaniel Jarvis Wyeth Add to Shortlist

Patent Model - Improvement in Book-Clamps  David Seawright Add to Shortlist