LandOfFree - US Patents - Listing for Dynamic magnetic information storage or retrieval

Dynamic magnetic information storage or retrieval – Record transport with head stationary during transducing – Drum record

Rotary head device

Dynamic magnetic information storage or retrieval – Record transport with head stationary during transducing – Drum record

Rotary head device

Dynamic magnetic information storage or retrieval – Record transport with head moving during transducing – Tape record

Rotary head device

Dynamic magnetic information storage or retrieval – Head – Head accessory

Rotary head device having a motor within the rotary drum, and ma

Dynamic magnetic information storage or retrieval – Record transport with head stationary during transducing – Drum record

Rotary head device with fluid bearing

Dynamic magnetic information storage or retrieval – Head – Head accessory

Rotary head device with six head units

Dynamic magnetic information storage or retrieval – General recording or reproducing – Specifics of biasing or erasing

Rotary head digital audio recording/reproducing apparatus

Dynamic magnetic information storage or retrieval – Recording for changing duration – frequency or redundant...

Rotary head digital audio tape recorder with multiple recording

Dynamic magnetic information storage or retrieval – Record transport with head stationary during transducing – Drum record

Rotary head disc for a magnetic-tape apparatus having reproducin

Dynamic magnetic information storage or retrieval – Head – Head accessory

Rotary head drum

Dynamic magnetic information storage or retrieval – Head mounting – For moving head during transducing

Rotary head drum apparatus and magnetic recording and...

Dynamic magnetic information storage or retrieval – Head mounting – For moving head during transducing

Rotary head drum apparatus capable of positively receiving a...

Dynamic magnetic information storage or retrieval – Record transport with head stationary during transducing – Drum record

Rotary head drum apparatus comprising resilient electrical conne

Dynamic magnetic information storage or retrieval – Head mounting – For moving head during transducing

Rotary head drum apparatus including a rotary drum having a...

Dynamic magnetic information storage or retrieval – Record transport with head stationary during transducing – Drum record

Rotary head drum apparatus with resiliently mounted ground plate

Dynamic magnetic information storage or retrieval – Record transport with head stationary during transducing – Drum record

Rotary head drum arrangement

Dynamic magnetic information storage or retrieval – Record transport with head stationary during transducing – Drum record

Rotary head drum arrangement including a dummy erase head

Dynamic magnetic information storage or retrieval – Head – Head accessory

Rotary head drum assembly with upper, lower and inner drums...

Dynamic magnetic information storage or retrieval – Record transport with head moving during transducing – Tape record

Rotary head drum device