Application for Letters Patent for an invention by Fritz Otto Wienert , titled - Improvements relating to the treatment of materials and to a rotating kiln for such purposes
closed
access status
on 1 January 2016
73.95068493150686
years old
based on date of earliest content
yes
in the open period
based on date of latest content
21
years since
the access decision was made
| Details as harvested on 1 January 2016 |
| Item barcode |
5026760 |
| Part of series |
A627 |
| Control symbol |
4003/1951 |
| Title |
Application for Letters Patent for an invention by Fritz Otto Wienert , titled - Improvements relating to the treatment of materials and to a rotating kiln for such purposes |
| Contents dates |
1951 - 1954 |
| Location |
Canberra |
|
View on RecordSearch
|
Why is this file closed?
On 8 August 2003 it was decided that you could not see this file for the following reasons:
- 33(1)(h)
‘Information or matter relating to trade secrets’