Heinz Keiner

1981 SEP 25 - BINOCULAR with Heinrich Janke, Alfred Hengst and Hans-Kurt Uellenberg (see Trinovid 8 x 32 BA)
1981 SEP 25 - BINOCULAR with Heinrich Janke, Alfred Hengst and Hans-Kurt Uellenberg (see Trinovid 10 x 22 C)
1984 JUN 22 - CARRYING STRAP MOUNTING (see above) CARRYING STRAP MOUNT FOR BINOCULARS OR THE LIKE (in Canada)
1989 SEP 08 - BINOCULAR TELESCOPE WITH COUPLED JOINT FOCUSING AND UNCOUPLED SEPARATE FOCUSING with Alfred Hengst and H. Peter Farnung (1st Leica Patent)
1989 DEC 22 - BINOCULAR TELESCOPE WITH RADIALLY ACTING SPRING with Alfred Hengst and H. Peter Farnung
1990 MAR 28 - PAIR OF BINOCULARS with Alfred Hengst and H. Peter Farnung (see Ultra 7 x 42 BA)
1990 MAR 28 - PAIR OF BINOCULARS with Alfred Hengst, Heinrich Janke and H. Peter Farnung (see Trinovid 10 x 32 BN)
1993 SEP 15 - MONOCULAR TELESCOPE HAVING A FOCUSING UNIT WHOSE MECHANICAL SENSITIVITY CAN BE VARIED with Alfred Hengst and Lothar Kölsch
1993 SEP 15 - MONOCULAR TELESCOPE HAVING A FOCUSING UNIT WHOSE MECHANICAL SENSITIVITY CAN BE VARIED with Lothar Kölsch and Alfred Hengst

Navigation menu