- A
punching machine is a
machine tool for
punching and
embossing flat sheet-materials to
produce form-features
needed as
mechanical element and/or to extend...
- the
doctor by the employees,
including a blue
print of the
office punching machine.
After examining and
correlating the data available, he had concluded...
- Port-A-
Punch in 1958 as a fast,
accurate means of
manually punching holes in
specially scored IBM
punched cards.
Designed to fit in the pocket, Port-A-
Punch...
-
machines,
unlike the stand-alone IBM calculators. Card
punching operations included: Gang
punching -
producing a
large number of
identically punched cards—for...
-
Punching is a
forming process that uses a
punch press to
force a tool,
called a
punch,
through the
workpiece to
create a hole via shearing.
Punching is...
- in some
desired manner). The
punches and dies are removable, with the
punch being attached to the ram
during the
punching process. The ram
moves up and...
- was
inserting holes to
mount it in an ****embly group. Therefore, a
punching machine is an option. Some
programs enable the
operator to
program both step...
- over another, and buddy-
punching,
where one
employee records time for another. In
extreme cases,
employees can use buddy-
punching to skip
entire days of...
- The
tabulating machine was an
electromechanical machine designed to ****ist in
summarizing information stored on
punched cards.
Invented by
Herman Hollerith...
- A
keypunch is a
device for
precisely punching holes into
stiff paper cards at
specific locations as
determined by keys
struck by a
human operator. Other...
