AU283328B2 - Improvements in or relating to methods of controlling the positive winding and unwinding ofa flexible sheet of metal or other material, and closing device deriving therefrom
- Google Patents
Improvements in or relating to methods of controlling the positive winding and unwinding ofa flexible sheet of metal or other material, and closing device deriving therefrom
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International Macgregor Organization Im Go
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International Macgregor Organization Im Go
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Publication of AU283328B2publicationCriticalpatent/AU283328B2/en
Publication of AU4504964ApublicationCriticalpatent/AU4504964A/en
AU45049/64A1964-02-051964-05-27Improvements in or relating to methods of controlling the positive winding and unwinding ofa flexible sheet of metal or other material, and closing device deriving therefrom
ExpiredAU283328B2
(en)
Improvements in or relating to methods of controlling the positive winding and unwinding ofa flexible sheet of metal or other material, and closing device deriving therefrom
Improvements in or relating to methods of controlling the positive winding and unwinding ofa flexible sheet of metal or other material, and closing device deriving therefrom