Milking technology;Milking parlour;Milk yield recording
N.N.

Milk meter;Milk yield recording
Milchvieh '
N.N.

Milk yield recording;Milk meter
Milchvieh '
N.N.

Milking technology;Measurement technique;Milk meter
Milchvieh '
N.N.

Milk meter;Milk yield recording
Milchvieh '
N.N.

Milking parlour;Milking claw;Milk yield recording
Auernhammer, H.

Milk yield recording;Milking parlour;Dairying
Milchvieh '
N.N.

Milk yield recording;Milking parlour;Milk pipeline
Milchvieh '
N.N.

Milking technology;Milking parlour;Milk yield recording;Milk meter
Milchvieh '
N.N.

Milking technology;Milk yield recording;Dairying
Milchvieh '
N.N.