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ES112395A1
|
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Improvements in equipment for impressing and reproducing sound.
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|
CA155359A
|
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Door fastener
|
|
GB191021359A
|
|
Improvements in Telephonic Apparatus.
|
|
CA133901A
|
|
Seal for locks
|
|
US979503A
|
|
Electrical torsiometer.
|
|
US951613A
|
|
Seal-holding mechanism for locks.
|
|
US969631A
|
|
Door-securer.
|
|
GB190913010A
|
|
An Electrical Torsiometer.
|
|
US948783A
|
|
Seal-lock for receptacles.
|
|
US939699A
|
|
Seal attachment for locks.
|
|
GB190410104A
|
|
A New or Improved Game.
|
|
GB190119005A
|
|
Improvements in or relating to Means or Apparatus for Attaching and Securing Portions of Games and other Articles in Position.
|
|
GB189729362A
|
|
Improvements in or connected with Portable Apparatus working Automatically or otherwise for Fire Extinguishing and Giving an Alarm.
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