Communications: electrical – Digital comparator systems
Patent
1977-05-02
1978-10-17
Boudreau, Leo H.
Communications: electrical
Digital comparator systems
3401463MA, 350162ZP, 353 35, 353 97, 358 22, 364900, G02B 500, G03B 2114, G06K 900
Patent
active
041211960
ABSTRACT:
A method and apparatus for modifying data which is stored in a medium of hival quality. The original data is left unmodified, and a modification document is prepared which has addition and deletion data thereon. The original and modified data is combined in a given way to generate a correctly modified composite.
REFERENCES:
patent: 3264611 (1966-08-01), Lohmann
patent: 3336681 (1967-08-01), Minasy
patent: 3534396 (1970-10-01), Hart et al.
patent: 3644019 (1972-02-01), Bestenreiner et al.
patent: 3749822 (1973-07-01), VAN DER Veer et al.
patent: 3772465 (1973-11-01), Vlahos et al.
patent: 3975094 (1976-08-01), Boggs
patent: 4031519 (1977-06-01), Findley
Johnson Richard N.
Schneider Marvin J.
Boudreau Leo H.
Edelberg Nathan
Elbaum Saul
Gibson Robert P.
The United States of America as represented by the Secretary of
LandOfFree
Data base update scheme does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Data base update scheme, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Data base update scheme will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-378622