4. E - Fixed Constructions
  5. 21
  6. C

Joseph F. Joy

E - Fixed Constructions – 21 – C

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Apparatus for and method of roof control

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Coal sawing machine

E - Fixed Constructions – 21 – C
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Coal winning device

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Gathering mechanism for coal loading machines

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Gathering mechanism for coal loading machines

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Patent

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Coal winning device

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Patent

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Gathering mechanism for coal loading machines

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Patent

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Gathering mechanism for coal loading machines

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Patent

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Profile ID: LFCA-PAI-P-339508

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