Year/Period |
1950-1960 |
Maker |
BLEEKER |
Country |
The Netherlands |
Signature |
SM342.1: DR C.E. BLEEKER N.V. / ZEIST HOLLAND / No 65404; |
Category |
Electrical measuring equipment |
Subcategory |
Normal resistors |
Type |
Calibration elements |
Donated by |
P.P. de Bruijn, Zeist, the Netherlands |
Inventory number |
SM 342 |
Four normal resistors of respectively 1 Abs. Ohm, 10 Abs. Ohm, 100 Ohm, and 10000 / π Ohm.
From the Bleeker-collection of Peter Paul de Bruijn.
Electric discharge instrument
BLEEKER
1950-1960
Wheatstone bridge, type 51201
BLEEKER
1950-1960
Transformer
BLEEKER
1935-1945
Decade box/Resistance box, 1-6 decades
BLEEKER
1940-1960