Time card (also known as punch card) is used by factory workers to punch in by inserting their card into an automatic timestamp machine (called a time clock or bundy clock) when starting and ending their work shift, though other card technologies suc
Time card (also known as punch card) is used by factory workers to punch in by inserting their card into an automatic timestamp machine (called a time clock or bundy clock) when starting and ending their work shift, though other card technologies such as swipe cards have become more prevalent.