Found 5 records, showing 1 of 1 pages
1954:
David Powis & Sons Ltd
D.Powis Beryllium Copper Crinkle Washers
Rec. Num. 1 of 5
Source: Flight November 12th 1954
1955:
David Powis & Sons Ltd
D.Powis Beryllium Copper Crinkle Washers
Rec. Num. 2 of 5
Source: Flight December 16th 1955
1956:
David Powis & Sons Ltd
Powis Beryllium Copper Crinkle Washers
Rec. Num. 3 of 5
Source: Flight January 13th 1956
1958:
David Powis & Sons Ltd
D.Powis Beryllium Copper Crinkle Washers
Rec. Num. 4 of 5
Source: Flight September 12th 1958
1961:
Consolidated Beryllium Ltd
Consolidated Beryllium For Aviation
Rec. Num. 5 of 5
Source: Aeroplane December 7th 1961