FR680967A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Improvements in the construction of crushing devices
Assignee: Alfred Erasmus Geoff Maccallum
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Filing: 1929-08-29
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Granted: 1930-05-08
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Expires: 1949-08-29
Abstract
No abstract record available.
Inventors
- 👤 Alfred Erasmus Geoff Maccallum
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-07 15:16
CPC Classifications
B; B02; B02C; B02C4/00; B02C4/10; B02C4/18; B02C4/22
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References Cited (Backward Citations)
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