Patents Represented by Attorney John J. Casparro

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  • Coin operated lock mechanism
    Patent number: 4332315
    Abstract: A coin operated lock mechanism used for securing a cabinet or similarly lockable door, highlighted by a coin chamber and coin follower assemblage adapted to adjustably accommodate for different denominations of coins or tokens, as well as for differing pluralities of each denomination, and to prevent coins or tokens of other than the given denomination from effecting the operation of the lock mechanism.
    Type: Grant
    Filed: June 16, 1980
    Date of Patent: June 1, 1982
    Inventor: Joseph O. Ward