
Table of Contents
Expired Patents Due to Failure to Pay Fees
Unclassified
Human Necessities
Performing Operations; Transporting
Chemistry; Metallurgy
Textiles; Paper
Fixed Constructions
Mechanical Engineering; Lighting; Heating; Weapons; Blasting
Physics
Electricity
Expired Patents Due To Time
Unclassified
Human Necessities
Performing Operations; Transporting
Chemistry; Metallurgy
Fixed Constructions
Mechanical Engineering; Lighting; Heating; Weapons; Blasting
Physics
Electricity
Trademarks Expired Due to Failure to Renew