Excavating – Peat excavators
Patent
1986-02-19
1989-03-07
Psitos, Aristotelis M.
Excavating
Peat excavators
360 381, 360 32, 360 7712, 360 191, 358343, 371 67, H04N 578
Patent
active
048111201
ABSTRACT:
An information signal recording and/or reproducing apparatus for recording and/or reproducing signals with transducing means in or from a given area on a recording medium is arranged to detect by using the transducing means the presence of an existing record of either a first information signal which includes a video signal or a second information signal which includes an audio signal in the given area and to be capable of finding any record of the first information signal by detecting the record of the second information signal.
REFERENCES:
patent: 4070647 (1978-01-01), Gibson
patent: 4446488 (1984-05-01), Suzuki
patent: 4473850 (1984-09-01), Foerster
patent: 4558378 (1985-12-01), Shibata
patent: 4575772 (1986-03-01), Shimada
patent: 4583132 (1986-04-01), Nakano
Kashida Motokazu
Kozuki Susumu
Nagasawa Kenichi
Takahashi Kouji
Takimoto Hiroyuki
Canon Kabushiki Kaisha
Psitos Aristotelis M.
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