US136168AUS136168DAUS136168AUS 136168 AUS136168 AUS 136168AUS 136168D AUS136168D AUS 136168DAUS 136168 AUS136168 AUS 136168A
Authority
US
United States
Prior art keywords
improvement
metallic cartridges
cartridges
metallic
lban
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
Publication date
Application grantedgrantedCritical
Publication of US136168ApublicationCriticalpatent/US136168A/en