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A.C. Richardson and Thomas J. Martin: invented casket lowering device and fire extinguisher.
This video is about A.C. Richardson and Thomas J. Martin. Two men who invented things that changed the way of lives of people worldwide. The inventors of the …
A.C. Richardson and Thomas J. Martin: invented casket lowering device and fire extinguisher.
In this video
This video is about A.C. Richardson and Thomas J. Martin. Two men who invented things that changed the way of lives of people worldwide. The inventors of the …
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